Answer:
30 percent
Explanation:
Protein is essential in living organisms. They are the building blocks of life and help in the replacement and repair of work out tissues of the body. There are various sources of protein which are plant sources and animal sources.
Animal sources include land and aquatic animals.Sea Finfish, ocean catches, and fish-farming provide approximately 30
percent of animal protein sources consumed by humans in the world.
Which genetic technology is shown in the diagram?
A). Cloning
B). Genetic Engineering
C). Selective Breeding
Answer:
B. Genetic Engineering
Explanation:
The genetic technology is shown in the diagram is Genetic Engineering.
What is genetic engineering?Genetic engineering is the manipulation and recombination techniques of genes, through a set of scientific knowledge (genetics, molecular biology, biochemistry, among others), which reformulate, reconstitute, reproduce and even create living beings.
In this case we are dealing with a DNA that we will cut a part of it and transform it into a new part, so the genetic engineering is used.
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The larger the object's mass, the less gravity it has.
True
False
Answer:
False
Explanation:
The Larger the mass the more gravity
Notice that the appendages of the organisms in the picture contain an overall common structure but different functions. What is the best explanation on why these organisms share a common structure in number and organization of bones?
Answer:
The answer is B
Explanation:
I did USATESTPREP :)
Which of these is an example of a biotic factor that affects plant growth?
A. Insects of animals that feed on plants
B. The amount of sunlight
C. The amount of rainfall
D. None of these
Answer: A
Bio means life
Answer:
A. Insects of animals that feed on plants
Explanation:
Biotic factors would include plants,animals,fungi,and bacteria. Biotic factors include thing that are living or were once living. Abiotic factors include water, sunlight, oxygen, temperature, and soil.
The embryo develops its essential organs in the early stages of pregnancy. During this time, many things can harm the embryo if
the mother is exposed to them.
Which of the following of the mother's behaviors will likely result in harm to the embryo?
A. staying away from people that smoke
B. eating a healthy, diverse diet
C.
drinking alcohol several times a day
D. doing minor exercises to keep in shape
Reset
Submit
Answer:
C.drinking alcohol several times a day
Explanation:
Drinking alcohol may cause fetal alcohol syndrome
Final answer:
Smoking, alcohol use, and drug use can harm the embryo or fetus.
Explanation:
Smoking, alcohol use, and drug use are likely to be harmful to the developing embryo or fetus. The mother should entirely refrain from these behaviors during pregnancy or if she expects to become pregnant. Exposure to harmful substances during the first eight weeks after fertilization, when all the major organs are forming, could damage the developing body systems.
Read the passage. What is the claim?
Exercise and diet help people lose more weight than with the aid of this drug.
This drug helps people lose more weight than diet and exercise alone.
Overweight adults have always had high blood pressure.
This drug won’t help people lower their blood pressure if they already exercise.
Answer:
Hello There. the Correct answer to this is This drug helps people lose more weight than diet and exercise alone. The reason for this statement is that with diet and exercise alone, 23% lost weight whereas with diet, exercise and the drug, 48% lost weight so the conclusion is that the drug enhanced weight loss. As a personal comment, the trouble with synthetic drugs is that there are usually side effects so that avoiding the drugs also avoids side effects so therefore I think it is best to find the right diet and exercise that actually lowers weight or take a vitamin or herb supplement to help with this.
Hope it helps!
From ItsNobody
the drug helps people lose more weight than diet and exercise alone because with diet and exercise alone, the body will lose 23% of weight whereas with diet, exercise and the drug, the body will loose 48% of weight so the conclusion is that the drug enhanced weight loss.
what are the different types of drug ?
A drug is defined as any chemical substance which brings about changes of living organisms, the science that deals with drugs in medicines and their mechanism of action, physical and chemical properties, metabolism toxicity and therapeutics called as pharmacology.
Principles of drug action and different types of drugs are used in the treatment and prevention of diseases in human beings
Drugs can be classified based upon their effects which include stimulants, depressants, hallucinogens, dissociative, opioids, inhalants and cannabis.
Drugs can act as Stimulants which speed up the activity of nervous system, as Depressants which slow down the nervous system, Opioids can create a sense of euphoria and are habit-forming, Hallucinogens and dissociative which can change a person’s perception of reality.
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what other systems/organs work with the circulatory system?
Skeletal System
Digestive System
Nervous System
Excretory System
Answer:
Nervous and Digestive System
Explanation:
Which structure connects each kidney to the bladder?
Ureter
Urethra
Answer:
Two ureters.
These narrow tubes carry urine from the kidneys to the bladder. Muscles in the ureter walls continually tighten and relax forcing urine downward, away from the kidneys. If urine backs up, or is allowed to stand still, a kidney infection can develop.
Explanation:
The ureter connects each kidney to the bladder, forming part of the urinary system, along with the kidneys, bladder, and urethra.
Explanation:The structure that connects each kidney to the bladder is the ureter. The ureters are two muscular tubes that transport urine from the kidneys to the bladder. Each kidney has one ureter, which channels the urine downwards to the bladder under the force of gravity and muscle contractions. This is part of the urinary system, which also includes the kidneys, bladder, and urethra, but the urethra's role is to expel urine from the body, not to connect the kidneys and the bladder.
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Which two statements describe the advantages of genetic engineering
Answer:
B and D
Explanation:
Genetic engineering allows for the creation of crops with enhanced nutritional profiles and herbicide tolerance, improving food security and agriculture sustainability. Biopharmaceuticals are another advantage, producing medical proteins in plants. Genetic modifications can be precisely controlled, leading to potentially safer GMO foods.
The advantages of genetic engineering include the ability to produce plants with higher nutritional value and the development of crops that can tolerate herbicides. This not only helps in addressing nutritional deficiencies but also allows for more efficient farming practices, as farmers can manage weeds without harming their crops. Additionally, genetic engineering has led to biopharmaceuticals, where beneficial proteins are produced by genetically modified plants, offering new avenues in medicine.
Another significant benefit of genetic engineering in agriculture is increased food security. By developing crops that require less water, resist pests, and grow in harsh environments, scientists are creating solutions for producing food more sustainably. This is particularly important as the global population grows and the demand for food increases. Furthermore, the precise nature of genetic engineering allows for a more controlled modification of plants compared to traditional crossbreeding, potentially leading to safer GMO foods.
PLZ HELP, HURRY! IM GIVING 100 POINTS AND BRAINLIEST!!
How do genetic factors influence the formation of "dead zones” around creosote bushes?
Oh, and plz don't give me the sample response from edg.
plz and thx
Answer:
Genetic factors contributes to the formation of the dead zones is by their ability to expand their abilities that enables them to spread and contribute to the formation of the dead zones. These dead zones are made when the oxygen are low where it is necessarily important for the aquatic life, if the oxygen needed is depleted or too low, instead of supporting aquatic life, dead zones are created and factors contribute to these occurrences with their ability to expand.
What are the genotypes of gametes of a AaBb self-pollination?
A feedback system controls the menstrual cycle. How does a female respond
to a sharp drop in luteinizing hormone?
A. With a gradual rise in the progesterone level
B. With the immediate release of a mature egg
C. With the immediate beginning of a new cycle
D. With a quick rise in the estrogen level
Answer: I'm pretty sure it's A. With a gradual rise in the progesterone level
Explanation:
What happens anatomically after one egg attaches to the cell membrane in order to stop mire eggs attaching
Answer: Fertilization
Explanation: Fertilization occurs when a sperm and an egg combine
which two plants do you think are most likely competing? *
Trees and Grass
Trees and Bushes
Trees and Vines
Grass and Bushes
Answer:
Trees and vines
Explanation:
that would be my answer.hope this helps!!! :)
The potential extinction of the Whooping crane appears to be diminishing.
True
False
Answer:
True
Explanation:
Whooping Crane of North America are one of the most endangered species and in order to save them a recovery program was launched by the Canadian and American in 1967.
After the successful implementation of this recovery program, the number of crane birds started increasing. At present there are 15 species of cranes in the world. However, still the program needs to be continues for several years till the population of Cranes reach a safer level.
Hence, the given statement is true
How are alligators well adapted to live in wetlands?
They have a sleek body and strong legs, for moving.
They have sharp teeth and powerful jaws, for eating.
They have good eyesight, for observing prey.
They have a slow metabolism, for needing less frequent meals.
Answer:
They have a sleek body and strong legs, for moving.
Explanation:
Answer
A
tycx5esexhjzhz
This is just a random question I wanna ask. WILL GIVE BRAINLIST!!
What is depression in your own words??
Answer:
Depression is an internal feeling of overwhelming uselessness and constant fear and anxiety which hinder your daily life and your view the world.
Explanation:
I have borderline. I honestly think we have the most realistic view on the world but I struggle with these things sometimes. Hope this helps.
Answer:as someone with depression since i was younger i describe it as like the feeling of giving up has like taken over every other feeling. Like you dont want to do anything you know? And like just sadness is received as a gift like you dont get anything out of it. Antidepressants are cool and all but kush is what helps me. If you need help with something your goin through let me know imma nice guy and called "the therapist" in school
Explanation:
Antibodies are very specific to the antigen’s shape. Make a connection to two other shape-specific proteins.
How do astronomers find exoplanets?
They can see them using Earth-based optical telescopes.
They look in areas that have the fewest stars.
They measure how much gravity they have.
They measure the shift in a star's emission spectrum.
Answer:
They measure the shift in a star's emission spectrum.
Explanation:
Exoplanets are planets found outside the solar system.
Planets orbiting far enough from stars to be resolved reflect very little starlight, so planets are detected through their thermal emission instead. These thermal emission is gotten by observing the shift in the stars emission spectrum.
Coronagraphs are also used to block light from the star which results to leaving the planet visible. Direct imaging of an Earth-like exoplanet requires extreme use of optothermal stability.
They can also be found by using space based telescopes.
Answer:
They measure the shift in a star's emission spectrum.Explanation:
The Palo Duro Canyon in the High Plains was originally formed by a fork in the Red River. The canyon continues to widen and deepen due to A) human interactions. B) wind and water erosion. C) overgrazing of the land. D) physical and chemical weatherin
Answer:
d
Explanation:
Answer:
B
Explanation:
Wind and water move the rocks pieces and make the canyon longer and deeper. Hope this was helpful!
what percentage of birds with the most common beak depth in 1976 survived the drought?
To determine the percentage of birds with the most common beak depth in 1976 that survived the drought, the number of birds with the common beak depth before and after the drought needs to be compared.
Explanation:The percentage of birds with the most common beak depth in 1976 that survived the drought can be determined by analyzing data from that time period. By comparing the number of birds with the most common beak depth before and after the drought, we can calculate the percentage of survival. For example, if there were 100 birds with the most common beak depth in 1976 and only 30 survived the drought, the percentage of survival would be 30%.
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PLEASE HELP!!!!!!!!!!
What does the word hypothesis mean?
a statement making a prediction that is testable by experiment
a question that a scientist wishes to answer about a problem
a belief that some but not all scientists share
a theory that is widely accepted by the majority of scientists
Hypothesis is a statement making a prediction that is testable by experiment. Usually follows an if then because format.
A chicken with black feathers (BB) is crossed with a chicken with white feathers (WW). The offspring have black and white feathers.
What is the genotype of the offspring?Explain incomplete dominance, using snapdragon flowers as an example.
Answer:
The genotype is BW
Explanation:
Meri Marzo. That is a codominance, where 2 traits are being expressed or shown in an offspring. If black chicken and the white chicken are crossed, there is 100% of probability that they will have an erminette type of chick.
A chicken with black feathers (BB) is crossed with a chicken with white feathers (WW). The offspring have black and white feathers.
What is the genotype of the offspring?
1.) BW
2.) BW
3.) BW
4.) BW
This is ✔ codominance because there are two ✔ dominant traits.
What is the genotype of the offspring? Explain incomplete dominance, using snapdragon flowers as an example.
Sample response:
Incomplete dominance is seen in offspring that have a third phenotype not seen in the parents. Snapdragons are an example. The third phenotype results when a snapdragon with the red pigment protein crosses with a snapdragon with a defective gene that produces no pigment, resulting in a white snapdragon. The offspring receive one allele from each parent, resulting in half the amount of pigmentation for red color being expressed. The offspring will be pink snapdragons instead of red or white.
White (W) hair in goats is caused by the dominant gene while black (w) hair is recessive. A
heterozygous white male is crossed with another heterozygous white female. What are the
genotypic and phenotypic ratios of their offspring?
In this cross between two heterozygous white goats (Ww x Ww), the genotypic ratio of the offspring will be 1:2:1 (WW:Ww:ww), and the phenotypic ratio will be 3 white : 1 black.
Explanation:In this question, we have a cross between two heterozygous white goats, where white color is determined by the dominant gene (W) and black color is determined by the recessive gene (w). The genotypic ratio of their offspring can be predicted using a Punnett square. When we cross two heterozygous goats (Ww x Ww), the possible genotypes of their offspring include WW (white), Ww (white), and ww (black).
Therefore, the genotypic ratio is 1:2:1, with one white homozygous dominant (WW), two white heterozygous (Ww), and one black homozygous recessive (ww) genotype.
The phenotypic ratio represents the physical appearance of the offspring. Since the white color is dominant over black, all the goats with either WW or Ww genotypes will have white hair. This means that the phenotypic ratio is 3 white : 1 black.
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Phylogeny is the study of?
Answer:
the branch of biology that deals with phylogenesis（evolutionary history）.
Explanation:
Answer:
Phylogeny is the study of evolution, diversity, and the way different organisms and species are related to one another. Its purpose is to make a classified system where organisms are grouped in a way that matches their evolutionary relationships.
What is a limitation of Jillian's cell model?
Jillian made a model of an animal cell. She used a round
balloon to represent the cell membrane She pushed
objects like marbles and rocks into the balloon to show cell
parts, then filled it with water to show fluid inside the cell
It does not make up the tissues of a living thing,
It does not show the functions of the cell parts,
It is larger than a real animal cell,
It is more complex than a real animal cell.
Answer:
It does not show the functions of the cell parts.
Explanation:
One limitation of Jillian's cell model is that it does not show the functions of the cell parts.
What is Jillian's cell model?Jillian's cell model is a model of an animal cell that was created using a round balloon to represent the cell membrane and objects such as marbles and rocks to represent cell parts. The model was then filled with water to show the fluid inside the cell. This model was likely created as a teaching aid or for educational purposes.
Some limitations of this model include:
It does not make up the tissues of a living thingIt does not show the functions of the cell partsIt is larger than a real animal cellIt is more complex than a real animal cellLearn more about Jillian's cell model, here:
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How does our sun compare to other stars in terms of surface temperature, apparent magnitude, absolute magnitude, and size?
(1 point)
A. Our sun reigns supreme! It is the biggest, hottest, brightest star in the universe. Rock on, Mr. Sun!
Answer:Plz mark Brainliest
Our Sun is an average sized star: there are smaller stars and larger stars, even up to 100 times larger. Many other solar systems have multiple suns, while ours just has one. Our Sun is 864,000 miles in diameter and 10,000 degrees Fahrenheit on the surface.
Explanation:
I learned about it last year
Compared to other stars in the universe, the Sun is a uniquely shaped star. Its surface is about 5,500 °C hot.
As seen from Earth, the apparent magnitude or brightness of the Sun is relatively high, approximately −26.7, making it relatively bright. However, from our vantage point, some stars appear to be brighter. The absolute magnitude of the Sun, which measures its intrinsic brightness, is about +4.8, meaning that if viewed from a normal distance, it would appear fainter than many other stars.
The Sun is a typical sized object, with a diameter of about 1.4 million kilometres. Despite the fact that it is important to humanity, the Sun is not the biggest, hottest, or brightest star in the universe.
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please help ASAP!!!! will give brainlsit :))
An ecosystem is a community of living organisms and the nonliving components of the environment Energy flows in an ecosystem in one direction through food chains, and a food web is made up of all the food chains within a community of organisms. Biodiversity refers to the variation in species found within an ecosystem, and it is measured in two ways: (1)
species richness, which is the total number of different species in an ecosystem; and (2) relative abundance, which is a measure of how common each species is within the ecosystem
Imagine that carnivore D represents the sea lamprey in the Great Lakes ecosystem. This invasive species has been present there
since the 1800's yet the ecosystem has remained stable. How can you explain this?
A) The sea lampreys are indigenous to salt water and have a very short life
span
B) There are complex feeding mechanisms at work to protect the other
species in the food web.
C) The sea lampreys only feed on one type of fish so they have only depleted
that single population.
D) Marine scientists have developed a method to effectively remove the
Lampreys from the Great Lakes.
Answer:I think its b, but I may be wrong, correct me if I'm wrong. Apologies if i am.
Explanation:
The reasonable explanation seems to be that there are complex feeding mechanisms at work which protect the other species on the Food Web.
What are invasive species?A living organism, which is not native to an ecosystem, if introduced into the said ecosystem, will be called an invasive species.
Invasive species directly harm the native species, and the environment and have indirect impacts on human health and the economy.
Invasive species are usually those species, despite not being native, grow and reproduce in the new environment quickly and cause harm to the native species.
Invasive species are usually spread by unintentional human activities. Humans can travel around the globe and their carriers and goods may be the host of transmission for invasive species.
Propellers of boats and ballast water of ships can be hosts for carrying various aquatic organisms, which travel to different regions of the world as the ships travel.
Therefore the correct option is B.
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Describe how the body responds to different types
of medicine
Answer:
The body's response to different types of medicine can vary depending on the medication's specific properties and mechanisms of action. Here's a general overview of how the body responds to various types of medicine:
Pain Relievers (Analgesics):
Pain relievers, such as nonsteroidal anti-inflammatory drugs (NSAIDs) or opioids, work by reducing pain signals in the body.They may block pain receptors, reduce inflammation, or affect pain perception in the brain.The response typically involves pain relief and, in the case of NSAIDs, reduced inflammation.Antibiotics:
Antibiotics are used to treat bacterial infections.They work by inhibiting the growth or destroying the bacteria.The body's response is often the resolution of the infection and relief from symptoms.Antiviral Medications:
Antivirals are designed to treat viral infections.They work by inhibiting the replication of the virus.The response is often a reduction in viral load and a decrease in symptoms.Antifungal Medications:
Antifungals treat fungal infections.They work by disrupting the fungal cell walls or interfering with fungal enzymes.The response typically involves the elimination of the fungal infection.Antidepressants:
Antidepressants are used to treat various mental health conditions, such as depression and anxiety.They work by altering neurotransmitter levels in the brain.The response may include improved mood, reduced anxiety, and enhanced overall well-being.Antihypertensive Medications:
These medications help lower blood pressure and reduce the risk of heart-related conditions.They work by relaxing blood vessels or reducing the force of the heart's contractions.The response often involves reduced blood pressure and decreased risk of complications.Immunosuppressants:
Immunosuppressant drugs are used to suppress the immune system, commonly in the context of organ transplantation or autoimmune diseases.They work by inhibiting the immune response.The response is a reduced immune system activity, which can be both beneficial and risky, depending on the context.Vaccines:
Vaccines stimulate the immune system to produce antibodies against specific pathogens, providing immunity.The body's response is the development of immunity to the targeted pathogen.Steroids:
Steroids, such as corticosteroids, are used to reduce inflammation and suppress the immune system.They work by inhibiting the immune response and reducing inflammation.The response often involves reduced inflammation and alleviation of symptoms.Chemotherapy:
Chemotherapy drugs are used to treat cancer by targeting and killing rapidly dividing cancer cells.The response involves shrinking tumors, slowing cancer progression, and managing cancer-related symptoms.The body's response to medication can vary from person to person, and it may depend on factors such as the individual's overall health, the specific condition being treated, the dosage, and the duration of treatment. It's crucial to follow medical advice and prescriptions to ensure the safe and effective use of medications.
Explanation:
The body responds to different types of medicine based on the nature of the medicine and individual biological factors. Medicines like antibiotics destroy or slow bacteria growth, analgesics interfere with pain signals, and vaccines provide immunity. The liver and kidneys primarily process and eliminate the medicine.
Explanation:The body response to different types of medicine varies depending on the nature of the medicine and individual biological factors. For instance, antibiotics destroy or slow down the growth of bacteria, with the immune system assisting to remove the bacteria from the body. Analgesics, such as painkillers, work by interfering with pain signals to the brain, thereby reducing the perception of pain. Vaccines introduce a weakened or harmless version of a disease into the body, prompting the immune system to produce antibodies against it, thus providing immunity against future infections of the same disease. The body also must process and eliminate the medicine, and this is primarily done through the liver and kidneys. Individual factors like age, weight, sex, and genetic makeup can affect how a person responds to medicine.
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What is the Schwarzschild radius?
The Schwarzschild radius is the critical radius at which the escape velocity equals the speed of light, defining the boundary beyond which nothing, not even light, can escape the gravitational pull of a non-rotating black hole. Mathematically expressed as [tex]\( Rs = \frac{2GM}{c^2} \)[/tex], it plays a key role in astrophysics, marking the threshold for gravitational collapse to form black holes.
The Schwarzschild radius is a characteristic radius associated with a non-rotating black hole, named after Karl Schwarzschild, who first solved Einstein's field equations to describe the gravitational field around a point mass. It represents the radius at which the escape velocity equals the speed of light.
Mathematically, the Schwarzschild radius (Rs) is given by the formula:
[tex]\[ Rs = \frac{2GM}{c^2} \][/tex]
where:
- ( G ) is the gravitational constant,
- ( M ) is the mass of the object (in this case, a black hole),
- ( c ) is the speed of light in a vacuum.
When an object, such as a massive star, collapses within its Schwarzschild radius, it forms a black hole. At this point, the escape velocity required to leave the gravitational influence of the object exceeds the speed of light, making escape impossible according to the laws of physics as we understand them.
Understanding the Schwarzschild radius is crucial in astrophysics for predicting when a star might undergo gravitational collapse to form a black hole.