Describe the differences between the two stabs in the soft agar plate. based on these results, which species appears to be motile

Answers

Answer 1
Stab inoculation technique is used to check mobility and anaerobic growth in microbial strains. A soft agar plate stabbing is an inoculation technique widely used to differentiate between bacterial strains based on their mobility and anaerobic growth. Between two stabs in the soft agar the two bacterial colonies may grow differently. If a bacterial species in anaerobic, it will grow at the bottom of the stab.

If a bacterial species is non-motile, it will grow as along the stab line. Whereas, if the bacterial species is motile, the growth will be hazy and diffusing.

A bacterial growth in a stab culture can be transparent or opaque depending on the mobility.

Related Questions

The phoshorous cycle differs from the carbon cycle in that: none of the above the atmosphere does not contribute to part of the phosphorus cycle plants play a role in the carbon cycle, but have no role in the phosphorus cycle there is little or no human impact on the phosphorus cycle phosphorus is not a critical component of living organisms

Answers

Uh i dont know this one this is difficult.
Final answer:

The phosphorus cycle differs from the carbon cycle as it does not involve the atmosphere, instead it is often the limiting nutrient in ecosystems and cycles through geologic processes. Human activities affect the phosphorus cycle through the use of fertilizers, and phosphorus is critical for organisms, being part of nucleic acids and bones.

Explanation:

The phosphorus cycle differs from the carbon cycle notably in that the atmosphere does not contribute significantly to the phosphorus cycle. While carbon cycles quickly between organisms and the environment through processes such as cellular respiration and photosynthesis, phosphorus is often the limiting nutrient in ecosystems and does not have a gaseous form that is readily available to organisms. Instead, phosphorus typically cycles through geologic processes like weathering and erosion, water drainage, and the movement of continental plates. In aquatic systems, particularly freshwater ecosystems, phosphorus is a critical component for growth. Plants do indeed play a role in the phosphorus cycle, aiding in the uptake of phosphorus from the soil with the help of mycorrhizal fungi.

It is not true that there is little or no human impact on the phosphorus cycle; excessive use of phosphorus in fertilizers can lead to nutrient overload and eutrophication in water bodies. Lastly, phosphorus is absolutely a critical component of living organisms, comprising nucleic acids, phospholipids, and as calcium phosphate, it is a major element in bones.

Which of these choices is considered an environmental cost? A. Product price B. Net profit C. Processing expenses D. Water contamination

Answers

Answer: D. Water contamination

The water contamination can be considered as the relevant environmental cost as water is the main abiotic factor utilized by all the living organisms for their growth and metabolism, a water body can be used by a number of aquatic living organisms as a habitat, and water cycle is important for the maintaining the balance in the weather conditions and keeping the regulation of quantity of water in all natural water reservoirs.

Water contamination will deteriorate the quality of water it will make water unfit for the consumption of the living organisms, unsuitable as a habitat and will also disturb the water cycle.

Answer:

Water Contamination

               &

  Resource depletion

Explanation:

Liver disease predisposes a patient to hypothermia secondary to

Answers

Freezing of the nerve endings

China is experiencing excessive air pollution due to the growing population's increased use of fossil fuels. Which of the following changes is a consequence of air pollution?
A. Improved plant growth B. Decreased amount of acid rain
C. Decreased amount of sunlight D. Fewer cases of asthma

Answers

The answer is C. Decreased amount sunlight

Option B Decreased amount of Sunlight is the correct answer.

China is one one the major consumer of fossil fuels which lead to the excessive air pollution. It resulted into many health related issues (large cases of asthma) and decreased amount of sunlight in China. Decreased amount of sunlight is mainly caused by aerosol particles which absorb solar energy and reflect sunlight back into space.

what is the process that a plant cell does to get energy from the sun?

Answers

it is Photosynthesis
Hey you! Here's your answer:

The process that a plant goes through when collecting energy from the sun is called: Photosynthesis.

I Really Hope This Helped You!

If the environment change suddenly for example because of global warming, do you think generalist or specialist species would be better able to adapt and avoid going extinct? Why?

Answers

generalist because specialist species have a very specific niche. they can only live in certain conditions and eat certain things but generalists have a broader range of living conditions and food sources. ex: specialist = giant panda generalist = humans. generalists can just switch to another environment or food source and that kind of thing
Final answer:

Generalist species would be better able to adapt and avoid extinction compared to specialist species in the case of sudden environmental changes like global warming.

Explanation:

In the case of sudden environmental changes like global warming, generalist species would be better able to adapt and avoid extinction compared to specialist species. Generalist species are able to tolerate a wide range of environmental conditions and utilize different resources, which provides them with greater flexibility in changing environments. Specialist species, on the other hand, are highly adapted to specific ecological niches and rely on specific resources, making them more vulnerable to changes in their environment.

Learn more about Adaptation and Extinction here:

https://brainly.com/question/2732431

#SPJ12

________ are the major form of fat in both food and the body.

Answers

Triglycerides are the major form of fat in both food and the body. 

List four acceptable sites for applying an antianginal paste

Answers

Chest
Left chest right chest
Back
Shoulder

The antianginal paste can be applied on different sites on the body such as the chest, the back, the shoulders and the skin where the pain sensations can be felt. It is used to reduce the chest pain.

What are Antianginal paste?

Antianginal drugs are used to effectively relieve or prevent the acute ischemic pains by increasing the myocardial oxygen supply in the heart, and decreasing the myocardial oxygen demand, or by doing both of these actions.

Three drug classes which are typically used as Antianginal paste in the treatment and prevention of angina include organic nitrates, calcium channel blockers and beta-blockers.

Nitroglycerin ointment belongs to the class of organic nitrates prevents angina by relaxing the blood vessels of the heart so that the heart does not need to work much hard and needs lesser oxygen to work efficiently.

Learn more about Antianginal paste here:

https://brainly.com/question/7624303

#SPJ5

When the Grand Canyon formed many small mammal population were divided. Some members of the population were on one side and others are on the other, therefore, they were no able to mate with one another. Over time this separation and inability to mate with one another led to the emergence of new species. This type of speciation is called

Answers

Allopatric speciation is your answer. 

This type of speciation is called Allopatric Speciation

In an allopatric speciation, a certain species gets divided into two groups  and each group live in isolation of other group. This might happen due to any physical barrier such as a mountain range, waterway etc. which makes interbreeding between the two groups impossible. Each species evolve differently as per their habitat requirement and their physical and genetic characteristics

The vast majority of juvenile court adjudications are

A. tried by jury.
B. conducted in adult court.
C. uncontested.
D. dismissed.

Answers

Final answer:

The vast majority of juvenile court adjudications are often uncontested, meaning no formal trial by jury is held. These proceedings are typically less formal than adult trials and focus on rehabilitation.

Explanation:

The vast majority of juvenile court adjudications are C. uncontested. This implies that the defendant does not contest the charges, leading to decisions without a trial. Unlike what's often shown on television, the representation of courtroom drama with a jury present is not a common occurrence in these cases. Many juvenile cases are not tried by a jury because the constitutional right to a jury trial in juvenile court proceedings is not as clear-cut as in adult criminal courts. Moreover, juvenile cases are often focused on rehabilitation rather than punishment, and the procedures can be more informal compared to adult court proceedings.

In general, criminal cases in the United States do involve the right to a trial by an impartial jury, but this right can differ for juveniles in certain jurisdictions. Juvenile court adjudications may be resolved through plea agreements or by the judge's decision, which simplifies the legal process. It's crucial to remember that the objective of the juvenile justice system is to guide and reform, as opposed to just punishing offenders.

Quality grades indicate how tender and flavorful a cut of meat will be.

Answers

This answer would be considered True.

What did darwin call the "preservation of favorable variations and the elimination of injurious variations"?

Answers

i think the natural selection

Which is not a communicable disease? select one:
a. hiv/aids
b. tuberculosis
c. influenza
d. cancer?

Answers

The answer is:  [D]:  "cancer" .
_____________________________________________________
First of all, a communicable disease is a disease which can be passed from one person to another. The answer is D which is cancer. Cancer cannot be transmitted from an infected person to another person. Hope that helped. Have a nice day

When Caleb met up with Kaley outside the movie theater, the (1)__ aspects of their bodies faced each other as they talked. Caleb noticed that the hair located on top of the most (2)__ part of Kaley's head appeared to be a different color than the last time he saw her. He then asked her to turn around so that he could see it from a (3)__ view. As she did so, Caleb saw that the braid running down the central, (4) __ region of her head contained a blue streak of color, while the braids running (5)__ , behind her ears, had pink streaks. He told Kaley how much he liked her hair, and they went inside to watch the movie.

Answers

Final answer:

In the context described, Caleb notices various aspects of Kaley's hair as they meet outside a movie theater. The words anterior, superior, posterior, dorsal, and lateral describe the directions and positions facing each other and of Kaley's hair that Caleb observes.

Explanation:

When Caleb met up with Kaley outside the movie theater, the anterior aspects of their bodies faced each other as they talked. Caleb noticed that the hair located on top of the most superior part of Kaley's head appeared to be a different color than the last time he saw her. He then asked her to turn around so that he could see it from a posterior view. As she did so, Caleb saw that the braid running down the central, dorsal region of her head contained a blue streak of color, while the braids running lateral, behind her ears, had pink streaks. He told Kaley how much he liked her hair, and they went inside to watch the movie.

How many phosphoester (phosphate ester) and phosphoanhydride bonds are in adenosine monophosphate (amp) and adenosine diphosphate (adp)?

Answers

The bond between CH2 and P of phosphate through O is called phosphoester bond. Only one such bond is present in both AMP and ADP.Link of phosphate groups through O by elimination of water molecule is called phosphoanhydride bond.In AMP, only single phosphate group present so no phosphoanhydride bond is present. But inADP, two phosphate groups are linked by one phospoanhydride bond.AMP  1  0ADP   1  1

Answer: The correct answer is -

The number of phosphoester bond in-

AMP (adenosine monophosphate) = 1

ADP ( adenosine diphosphate) = 1

The number of phosphoanhydride  bonds in -

AMP = 0

ADP = 1

Phosphoester bond is formed when the alpha phosphate (that is the first phosphate) present in ADP and AMP links to the 5' carbon of ribose sugar through oxygen.

On the other hand, Phosphoanhydride bond is formed between two phosphate. As ADP has two phosphate, thus it contains one phosphoanhydride bond and the first phosphate is linked to ribose via one phosphoester bond.

AMP has single phosphate, so no phosphoanhydride bond is there, only one phosphoester bond is present in it.

In pea plants tall is dominant and short is recessive. a heterozygous tall plant is crossed with a short plant. what is the expected genotype ratio?

Answers

If you were to come up with letters to represent those traits, (I used for tall and for short. Heterozygous mean that you'd have Tt, and short would have to be tt, since if you used a dominant allele, it would result in a tall trait. So Tt x tt on a punnet square would give you two of each, meaning the genotypic ratio is 2:2
Parents: Tt × tt
Possible genotypes: Tt, Tt, tt, tt.
So that's 2:2 since the plants have a 50% chance of being tall or short. 

Someone who has vision in only one eye can no longer use _____ as a cue for the perception of depth and distance.

Answers

Binocular cues--particularly retinal disparity and binocular convergence

Binocular cues are information (depth/distance) taken in by both eyes. The two main types of binocular cues are retinal disparity and binocular convergence. 

Retinal disparity arises from the fact that our left and our right eyes, being a few centimeters apart, view images at slightly different angles. The two different images are merged into one and this allows us to perceive depth in the things we see around us. 

Binocular convergence is the simultaneous inward movement of both eyes in order to maintain a single binocular vision. The closer the object is, the more inward rotation is required for the eyes. The degree of rotation of the eyes helps the brain to interpret the distance of the perceived objects. 

. In 4-6 sentences describe why you think a business would synthesize and sell DNA, who would their customers be, and a list of possible uses for the DNA they are creating and selling

Answers

A business would synthesize DNA in order to avoid some diseases, study the protein interactions associated with conditions such as type 2 diabetes, heart conditions, vision, these conditions could be avoided through the process of synthesizing DNA, which, in a not too distance future, could give life to a human being created in a laboratory,  the possible clients would be people with chronic diseases, people who can´t have children and want to share their DNA through a process of incemination, and also could be used for the procreation of people to taste of the buyer. 

A business synthesizes and sells DNA to support research institutions, pharmaceutical companies, and agricultural firms. Uses include genetic research, personalized medicine, and development of GMOs.

A business would synthesize and sell DNA to meet the increasing demand in various biotechnological applications. Their customers might include research institutions, pharmaceutical companies, and agricultural firms. Possible uses for synthesized DNA include research in genetic diseases, personalized medicine, development of genetically modified organisms (GMOs), and the creation of DNA-based data storage solutions. Synthesizing DNA is crucial for advancing our understanding of genetics and for the innovation of new treatments and technologies.

Donald has been diagnosed with hyperlipidemia. on the basis of his lipid profile, atorvastatin is prescribed. rhabdomyolysis is a rare but serious adverse response to this drug. donald should be told to:

Answers

A. Become a vegetarian since this disorder is associated with eating red meat
B. Stop taking the drug if abdominal cramps and diarrhea develop
C. Report muscle weakness or tenderness and dark urine to his provider immediately
D. Expect "hot flash" sensations during the first two weeks of therapy

give an example of how organisms in the biosphere contribute to the carbon cycle

Answers

Organisms contribute to the carbon cycle through the process of photosynthesis and respiration, where autotrophs absorb CO2 to produce glucose and oxygen, and heterotrophs release CO2 back into the atmosphere.

Autotrophs absorb atmospheric carbon dioxide (CO2) to synthesize glucose through photosynthesis, a process also yielding oxygen as a by-product. Heterotrophs, on the other hand, consume these autotrophs for energy and release CO2 back into the atmosphere through respiration, completing the cycle.

Plants are a prime example in terrestrial ecosystems, obtaining CO2 directly from the air. Marine autotrophs like phytoplankton absorb dissolved CO2 in the form of carbonic acid, contributing significantly to the carbon cycle within aquatic ecosystems. Together, these organisms help regulate Earth's climate and atmospheric composition.

A serious threat to biodiversity is

Answers

Hello,

human activities is your answer
Final answer:

Habitat destruction and climate change are significant threats to biodiversity.

Explanation:

A serious threat to biodiversity is habitat destruction. This refers to the loss and fragmentation of natural habitats due to human activities such as deforestation, urbanization, and agricultural expansion.

For example, the clearing of forests for agriculture eliminates the homes and food sources of many species, leading to their decline or extinction. Similarly, the destruction of coral reefs through activities like pollution and overfishing threatens the diverse marine life they support.

Climate change is another significant threat to biodiversity. Rising temperatures, changing rainfall patterns, and extreme weather events can disrupt ecosystems and negatively impact species survival and reproduction.

Learn more about Biodiversity threats here:

https://brainly.com/question/33444385

#SPJ6

For the enzymatically catalyzed reactions shown below, classify the enzymes as oxidoreductases, transferases, hydrolases, lyases, isomerases, or ligases. answer parts (a), (b), and (c). g

Answers

Final answer:

The enzymes are classified into different groups based on the type of reaction they catalyze. Oxidoreductases are involved in oxidation-reduction reactions, transferases in the transfer of a functional group between molecules, and hydrolases catalyze the hydrolysis of a compound. However, without the specific reactions, it is hard to definitively categorize the enzymes.

Explanation:

In Biology, enzymes are grouped into categories based on the type of reaction they catalyze. There are six main classes: oxidoreductases, transferases, hydrolases, lyases, isomerases, and ligases.

(a) Oxidoreductases: These enzymes are involved in oxidation-reduction reactions, where electrons are transferred from one molecule (the reductant) to another (the oxidant).
(b) Transferases: These enzymes catalyze the transfer of a functional group (e.g., a phosphate group) from one molecule (the donor) to another (the acceptor).
(c) Hydrolases: These enzymes catalyze the hydrolysis (breakdown using water) of a compound.

Unfortunately, without the specific reactions, it is difficult to definitively categorize the enzymes. You would need to see the reaction to determine whether it involves oxidation-reduction (oxidoreductase), the transfer of a group (transferase), or the breakdown of a compound with water (hydrolase).

Learn more about Enzyme Classification here:

https://brainly.com/question/33648657

#SPJ12

Ghb has been used for several purposes. describe its recent history of various medical and recreational uses and its status as a controlled substance.

Answers

GHB's main purpose was as a dietary supplement. It was also used by body builders and health enthusiasts for stimulation of muscle growth. In large doses, GHB has alcohol like effects, and its recreational use led to banning it from dietary supplements in 1990. It has also been taken advantage in parties as a to drug fragile men and women. Its use as such a drug led Congress to direct GHB be placed on Schedule I in 2000. In 2002, a prescription version was developed called Xyrem and was made available for the treatment of narcolepsy. Xyrem is now currently on Schedule III. 

A man is stricken with a type of hemophilia that is an X-linked recessive genetic disorder. His mother is a carrier of the disease, but his father is not a carrier and is not affected by the disease. The man has four daughters. What percentage of his daughters will MOST LIKELY have the gene for hemophilia?

0, 10, 50, or 100%

Answers

Hemophilia A is an X-linked recessive disease caused by a lack of a coagulant, or blood clotting agent, called factor VIII (factor 8). This is caused by a mutation in a gene on the X chromosome called F8. If a father is affected, his daughters will be carriers of hemophilia A and his sons will be unaffected. If a mother is an unaffected carrier, each daughter has a 1 in 2 chance (i.e., 50%) of being an unaffected carrier and each son has a 1 in 2 chance (i.e., 50%) of being affected with hemophilia A.

Answer:

50%

Explanation:

If there is a hypertonic solution in the large intestine, what is the consequence?

Answers

The answer to this question would be: Water will flow into the large intestine from the circulation and cause diarrhea
The Hypertonic solution will have a higher osmotic pressure than the cells. This will cause the water from the nearby cell is attracted to the solution, causing the nearby cell to shrink. The excess water might not be absorbed causing diarrhea.

What process allows the kidney to respond to an increase in workload?

Answers

'Compensatory hypertrophy' typically responds to an increased workload that is the result of part of a kidney being defective, nonfunctional, or just absent. 

The __________ is the innermost region of the brain. A. forebrain B. midbrain C. hindbrain D. brainstem

Answers

D.
The brainstem is the innermost region of the brain.
hope this helps!

The correct answer is option D, that is, brainstem.  

The innermost region of the brain is known as the brainstem, which continues with the spinal cord. It is the part of the brain, which associates the cerebrum with the spinal cord. It comprises the medulla oblongata, pons, and the midbrain. The sensory and the motor neurons pass via the brainstem permitting for the transmission of signals between the spinal cord and the brain.  

_________ of animals reduces the level of circulating reproductive hormones leading to increased longevity, typically due to reduced cancer mortality.

Answers

Sterilization of animals reduces the level of circulating reproductive hormones leading to increased longevity, typically due to reduce cancer mortality. The primary aim of animal sterilization is avoiding overpopulation, but this increased longevity could be an added benefit for an individual animal.

According to genetic theory, the blossom color in the second generation of a certain cross of sweet peas should be red or white in a 3:1 ratio. that is, each plant has probability 3/4 of having red blossoms, and the blossom colors of separate plants are independent. (a) what is the probability that exactly seven out of ten of these plants have red blossoms? (round your answer to four decimal places.)

Answers

The formula that we will going to use is the formula of combination and this is can be done using the scientific calculate.
n = 12 
p = 3/4 = 0.75
q = 1/4 = 0.25
P(red) = 12c9 * 0.75^9 * 0.25^3
       = 220 * 0.07508 * 0.015625
       = 0.2580

So the probability that exactly seven out of ten of these plants have red bloossoms is 0.2580. 

The answer in this question is 0.2580

Which of the findings listed below support the dopamine hypothesis? amphetamines decrease dopamine and produce the positive symptoms of schizophrenia. amphetamine-induced psychosis is less likely in persons with a genetic predisposition for schizophrenia. drugs that block the effects of dopamine in the brain reduce or eliminate symptoms of schizophrenia. amphetamines decrease dopamine and can produce the negative symptoms of schizophrenia?

Answers

The dopamine hypothesis of schizophrenia is a structure, accrediting indications of schizophrenia to a distressed and agitated dopaminergic indicator transduction. The growth of enriched antipsychotic medicines was directed by a hunt for dopamine blockers founded on the notion that schizophrenia is, partly, a hyperdopaminergic state. So from the choices given above, it can be concluded that, drugs that block the effects of dopamine in the brain reduce or eliminate symptoms of schizophrenia.

Final answer:

The dopamine hypothesis of schizophrenia is supported by evidence that antipsychotics, which block dopamine, alleviate symptoms, and that amphetamines, which increase dopamine, can induce psychotic symptoms. Amphetamines do not decrease dopamine levels but rather increase them.

Explanation:

The dopamine hypothesis of schizophrenia suggests that symptoms of the disease are related to the dysfunction of dopamine neurotransmission in the brain. Two of the findings that support the dopamine hypothesis are that drugs which block dopamine effects reduce symptoms of schizophrenia and that amphetamines, which increase dopamine release and block its reuptake, can induce psychosis resembling the positive symptoms of schizophrenia. Amphetamines do not decrease dopamine but rather increase its levels, which can produce symptoms similar to the positive symptoms observed in schizophrenia, not the negative ones.

Antipsychotic medications, known as dopamine antagonists, help treat schizophrenia by decreasing dopamine neurotransmission. This is accomplished by the drugs binding to dopamine receptors, but without activating them, effectively blocking the neurotransmitter's effects and reducing the symptoms of the disease. On the contrary, amphetamine-induced psychosis, which is more common when there is an increase in dopamine activity, mimics the positive symptoms of schizophrenia such as hallucinations and delusions.

Other Questions
Michelle must write a bad-news message to her staff telling them that their hours next month will be reduced. she has just completed phase 1 of the prewriting process and is beginning phase 2. what should she do first?a. write the rough draft of her message.b. select an appropriate color of stationery that will be calming to the reader.c. analyze the bad news to determine how it will affect the reader.d. gather information and brainstorm ways to present the reasons for the bad news. Please help thanks very much! loud is to noisy as change is to What type of rock makes up the andes mountains in southern america? Cheryl Assembled 128 chairs in 16 hours. How many chairs per hour? What did the Alamo symbolize to Texans?A.the struggle for independenceB.a piece of valued Spanish historyC.the defeat of Santa AnnaD.the end of the Texan Revolution Line segment JL is an altitude in triangle JKM. Which statement explains whether JKM is a right triangle? Round measures to the nearest tenth.A) JKM is a right triangle because KM = 15.3.B) JKM is a right triangle because KM = 18.2.C) JKM is not a right triangle because KM 15.3.D) JKM is not a right triangle because KM 18.2. The most important factor in setting behavioral goals is? Scientists know exactly why the agricultural revolution began.True or False The average do-it-yourself bedroom makeover costs $475 with a standard deviation of $86 (fictional data). tanya redoes her daughter's room for $602. what percent of bedroom makeovers cost less than tanya spent? (round z score to two decimal places.) When grapefruit juice is consumed regularly, inhibition can persist up to ____ after the last glass? Judging by the electron domain geometry, which type of hybrid orbitals does this molecule have? s sp sp2 sp3 Why is plessy v. ferguson a significant court case? 2x/3 + 1 = 3Please work this problem out for me. Here are the possible answers:x = 1x = 2x = 3x = 6 The rise and fall in sea level as a tide crest approaches and passes will cause a(n): Pablo bought a desktop computer and a laptop computer. Before finance charges, the laptop cost $250 more than the desktop. He paid for the computers using two different financing plans. For the desktop the interest rate was 8.5% per year, and for the laptop it was 5% per year. The total finance charges for one year were $296 . How much did each computer cost before finance charges? A worker on the production line is paid a base salary of $190 per week plus $1.19 for each unit produced. Write an equation to represent his earnings of $444.66 for a week when he produced x units. How many units did he produce? Use pencil and paper. If the worker had produced twice that number of units, what would his earnings have been? Show your work. What is the function rule for the line?f(x)=2/3x2f(x)=3/2x2f(x)=2/3x2f(x)=3/2x+2 A bathtub that holds 32 gallons of water contains 12 gallons of water. begin filling it, and after 5 minutes the tub is filled. write a standard equation what is the foundation for the different climates around the world Steam Workshop Downloader