Polar air masses, which can be either cold and dry continental polar (cP) or cold and moist maritime polar (mP), form at the poles and move toward the equator. The correct answer is A. Polar.
Explanation:The type of air masses that form at the poles and move toward the equator are known as polar air masses. These are further subdivided into continental polar (cP) and maritime polar (mP) air masses. Continental polar air masses are cold and dry, forming over the landmasses in the polar regions, while maritime polar air masses form over the cold oceans and are cold but carry more moisture. The correct answer to the student's question is A. Polar.
List from most polar to least polar
Chlorophyll a
Chlorophyll b
Beta carotene
Xanthophyll
The answer from most polar to least polar is:
Xanthophyll
Chlorophyll b
Chlorophyll a
Beta carotene (not polar at all)
Final answer:
From most polar to least polar, the order is Chlorophyll b, Chlorophyll a, Xanthophyll, and Beta carotene, due to their structural differences and the presence of polar functional groups in Chlorophyll b and a, as well as the oxygen content in Xanthophyll.
Explanation:
The polarity of pigments depends on their structure and the presence of functional groups that can participate in hydrogen bonding and other polar interactions. Considering the structures of the pigments involved:
Chlorophyll a has a methyl group (-CH3) in the structure where chlorophyll b has an aldehyde (-CHO).
Chlorophyll b is more polar than chlorophyll a due to the presence of the aldehyde group which can form more hydrogen bonds than a methyl group.
Xanthophyll contains oxygen and is also more polar than carotenes, which do not contain oxygen.
Beta carotene (ß-carotene) is the least polar because it lacks the oxygen-containing groups that are present in xanthophyll and chlorophylls.
Thus, the order from most polar to least polar is:
Chlorophyll b
Chlorophyll a
Xanthophyll
Beta carotene
What example involves a cell membrane receiving and sending messages?
An example that involves a cell membrane receiving and sending messages is when the cells of an organism tell each other when predators are near. The membrane is very helpful in communication in the body. This question was already asked two times in Brainly, so if you want to go into more depth, I recommend you look at the answers there. :)
I hope this helps! :)
Answer: The signals are transferred from the brain to the various parts of the body and from the body to the brain.
Explanation:
The transmission of the signals though neurons can be defined as an example of cell membrane receiving and sending messages.
Any stimulus from the outer environment is transferred to the brain via signal transduction method and then response is generate as a feedback of the stimulus.
Given the sequence of DNA nucleotide bases TAGTAGTAG, give the complementary strand of mRNA produced during transcription.
A) AAGGUAGUA
B) AAUCGGAAC
C) AUCAUCAUC
D) GAGGAGGAG
The answer I believe is C. T turns into A. A turns into U, and so on
Answer:
C) AUCAUCAUC
Explanation:
The mRNA is formed with nitrogenous bases complementary to the nitrogenous bases that the DNA strand (used as a template for the creation of RNA) possessed. However, RNA does not have the Thymine nitrogen base, instead the Uracila nitrogen base is placed. Accordingly, if the DNA base sequence used as template is adenine, thymine, guanine and cytosine (ATGC), the mRNA sequence will be uracil, adenine, guanine and cytosine (UAGC).
In the case of the above question, the DNA base sequence was TAGTAGTAG, from this we can say that the mRNA created from that DNA will have its AUCAUCAUC base sequence.
May I know what bird this is?
the bird is a barn swallow.
What can create submarine canyons by cutting through bottom sediments and bedrocks of seafloors
its turbidity currents
Final answer:
Submarine canyons are formed on continental shelves by turbidity flows, which are underwater landslides of sediment-rich water that erode the seafloor. These currents originate from river systems and the process is further intensified during periods of low sea level, leading to the gradual deepening and expansion of canyons.
Explanation:
Submarine canyons are significant geological formations found on continental shelves, often affiliated with large river systems that extend into the sea. These canyons can be created by turbidity flows, which are underwater landslides consisting of slurries of sediment-rich water that move down the continental slope. Turbidity flows have a density higher than the surrounding seawater, enabling them to carve through the seafloor sediments and bedrock.
which specialized organelle is shown
I believe it's the mitochondrion.
How do The thickness and darkness of glass affect the amount of light that is transmitted
The thickness and darkness of glass affect the amount of light transmitted due to changes in speed of light (refraction), absorption, and interference of light. Thicker and darker glasses reflect and absorb more light, reducing the light transmission. The interference between light reflected from the top and bottom surfaces of the glass also affects light transmission.
Explanation:The thickness and darkness of glass can influence the amount of light that is transmitted through it. This phenomenon is linked to the interactions of light waves and the refractive index of the material. The glass can be analyzed as a thin film - a structure possessing a thickness smaller than a few times the wavelength of light. As light strikes the surface of the glass, it is partially reflected and partially refracted, a process that depends on the thickness of the film and the indices of refraction of the various media.
When light travels through a physical medium, its speed is altered, which can cause the light to change direction. This is called refraction. If we take into consideration a thicker or darker glass which might potentially absorb more light, the transmitted light will be less. Essentially, the thicker the glass or the more opaque it is, the less light transmission occurs. This is due to increased reflection and absorption of the light waves.
The other important aspect to keep in mind is that there can be interference of light that has been reflected from both the top and bottom surfaces of the glass. This interference can either be constructive or destructive, which depends mainly on the thickness of the glass and can affect the amount and color of the light transmitted.
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Which of these pollutants is biodegradable?
food waste
mercury
methane
lead
Answer:
Food waste
Explanation:
Food waste is an organic compound, unlike the other choices. Organic compounds are biodegradable because living organisms, such as decomposers, have evolved mechanisms of breaking down these large carbon-based compounds/polymers into smaller molecules for energy. Food waste is therefore easily recycled into the environment.
The others do not have naturally occurring organisms to break them down or reduce them. They would, therefore, accumulate in the environment. This is exactly what is happening to plastc pollution. Accumulation of plastic in the environment is due to fact that they are not broken down into simpler molecules by any naturally occurring bacteria or organisms in the environment.
Food waste is the biodegradable pollutant among the options, as heavy metals like mercury and lead accumulate in the environment and organisms without breaking down naturally.
Out of the options provided (food waste, mercury, methane, lead), food waste is the pollutant that is biodegradable. Biodegradability refers to a substance's ability to break down in the environment due to natural processes. Heavy metals such as mercury and lead do not biodegrade and instead can bioaccumulate in living organisms, posing significant health risks and environmental concerns. Methane, while a naturally occurring gas, is not typically referred to as biodegradable, as it does not break down into simpler substances through biological agents but rather dissipates over time through photochemical reactions in the atmosphere.
Which of the following would cause an error in DNA replication
I don't see any options. But, an error can occur if a DNA polymerase inserts an incorrect base.
Which is not part of the description for communication? A. sending a signal B. learning to signal C. responding to a signal D. receiving a signal
B. learning to signal
The answer is B.
Hope this helps.
What is the term used for rainwater the seeps underground as it travels through tiny spaces between rocks and soil particles?
What is the term used for rainwater the seeps underground as it travels through tiny spaces between rocks and soil particles?
The term is - infiltration
This can be defined as the process by which water travels through rock or soil through small pores or tiny spaces often called joints present between rocks and soil particles.
The diagram below illustrates the law of reflection. According to the law of reflection, which statement must be true? The measure of angle A equals the measure of angle B. The measure of angle B equals the measure of angle C. The measure of angle A equals the measure of angle C. The measure of angle B equals the measure of angle D.
Answer:
B
Explanation:
The measure of angle B equals the measure of angle C.
Answer:
The measure of angle B equals the measure of angle C.
Explanation:
Why does one side of the moons surface always remain much colder than the other side?
Answer:
the moon's lack of an atmosphere causes swings between extreme heat and extreme cold.
Which of the following correctly identifies the types of cell division describe in rows x and y
Answer:
B. Row x describes meiosis and row y describes mitosis
Explanation:
Mitosis is the process in which a cell divides to yield two daughter cells with same number of chromosomes as the parent cell. The process takes place in the somatic cells or the body cells. For example, a cell with 14 chromosomes divides to produce two cells with 14 chromosomes.Meiosis on the other hand is the process in which a cell divides into four daughter cells that have half the number of chromosomes as the parent cell. The process takes place in the germ line cells where gametes are produced. For example a cell undergoes meiotic division to produce four cells each with 7 chromosomes.what microscopy tool would be most yseful in observing the structure of a virus?
a) Magnifying glass
b) Light microscope
c) Unaided eye
d) Electron microscope
the electron microscope. because it has the correct magnification to view the structure
A women homozygous for blood type B marries a man that is heterozygous for blood type A. State the possible phenotypic ratio of the offspring?
The possible phenotypic ratio of children from a woman with homozygous type B blood and a man with heterozygous type A blood is 1:1, where half of the children will have blood type AB and half will have blood type B.
A woman who is homozygous for blood type B (genotype IBIB) marries a man that is heterozygous for blood type A (genotype IAi). To determine the possible phenotypic ratio of their offspring, we can set up a Punnett square. Since the woman is homozygous, all her eggs will carry the IB allele. The man, being heterozygous, can produce sperm with either the IA or i allele.
When we cross these genotypes, there are two possible outcomes for their children with respect to the ABO blood group:
The offspring receives IB from the mother and IA from the father, resulting in blood type AB.
The offspring receives IB from the mother and i from the father, resulting in blood type B.
Thus, there is a 1:1 ratio of phenotypes: half of the children will have blood type AB and half will have blood type B.
Because of the large heat of __________ of water, the evaporation from a liquid surface is a very effective cooling mechanism. The human body makes use of evaporative cooling by __________ to give off energy even when surrounded by a temperature higher than body temperature.
Because of the large heat of __________ of water, the evaporation from a liquid surface is a very effective cooling mechanism. The human body makes use of evaporative cooling by __________ to give off energy even when surrounded by a temperature higher than body temperature.
Because of the large heat of __________ of water, the evaporation from a liquid surface is a very effective cooling mechanism.
Vaporization
The human body makes use of evaporative cooling by __________ to give off energy even when surrounded by a temperature higher than body temperature.
Perspiration
~Hope this answers your question!~
Answer:
Because of the large heat of vaporization of water, the evaporation from a liquid surface is a very effective cooling mechanism. The human body makes use of evaporative cooling by perspiration to give off energy even when surrounded by a temperature higher than body temperature.
Explanation:
Vaporization is the name given to the physical transformation from liquid to gaseous. In this transformation there are only changes in the physical character of the matter, that is, after its occurrence, the matter remains with the same constitution (composition). The water goes through the vaporization process that changes from liquid water to water vapor through temperature. Due to the great heat of water vaporization, the evaporation of a liquid surface is a very effective cooling mechanism.
Perspiration, in turn, is a normal and healthy bodily function, which begins to occur a few months after birth. Humans perspire to cool their body temperature. In science, this process is called thermoregulation. When it occurs, the brain sends a signal to more than 3 million glands in the body, which immediately release sweat. Sweat is a liquid composed of water, salts and proteins. As we sweat, this liquid evaporates from the skin to reduce body temperature. The human body makes use of evaporative cooling by perspiration to release energy, even when surrounded by a temperature above body temperature.
which part of the molecule holds the energy waiting to be released
Answer:
Energy awaiting to be released is held in the bond between the 2nd and the 3rd phosphate groups of ATP.
Explanation:
The ATP molecule has an adenosine molecule that is made up of three phosphate groups.
Energy produced during respiratiojn is stored in the bond between the second ans the third phosphate groups, when needed to be used by the cell, ATP looses its third bond exposing the stored energy for use.
Through the above process, it goes back to the ADP form that combines with a third phosphate group to store energy.
1. What are some benefits of web-based applications
A. Convenience, compatibility, multiple platforms
B. Price, requires installation, stays up-to-date
C. Stays up-to-date, multiple platforms, no browser needed
2. Jeffrey would like to send a monthly newsletter to each person signed up to receive online communication which tool would be best?
A. Listserver
B. Social media
C. Web page
3. A ____ network is useful for connecting a small network
A. Campus area
B. Local area
C. Wide area
4. What does a URL ending in .edu indicate
A. Academic institution
B. Commercial site
C. Government agency
5. Adelle is having trouble connecting her new tablet to the internet which resource would be best and why?
A. FAQ; answers common questions
B. Scholarly article; explains current research
the benefit of web-based applications is for the option c
Answer:
The following are the correct answers to each question:
Q1:Option A: Some of the benefits of web-based applications are convenience, compatibility, and multiple platforms
Q2:Option A: Jeffrey should use Listservr to send the monthly newsletter to each person signed up.
Q3 Option B: A local area network is useful for connecting a small network
Q4: Option A: A URL ending in .edu indicates an Academic institution
Q5: Option A: Adelle should go to the FAQ section as it answers common questions
Explanation:
Q1: Web-based applications are a good option for businesses as they are convenient time wise and financial wise, people don't have to spend a lot of time receiving each application and talking to the applicant, they are also compatible with almost every device that has a connection to the internet, and they can be used in multiple platforms.
Q2: Listservr is a software application that allows a sender to send a message to a mailing list of people that, normally, have subscribed to receive information.
Q3: A local area network is a computer network that interconnects computers within a limited area such as a residence or a school
Q4: The domain .edu is one of the top domains in the internet and registrants need to be affiliated Academic institutions in order to be able to use it
Q5: FAQ is a section that most of websites and instruction manuals have online, in which the Frequently Asked Questions (FAQ) are answered.
Which part of cellular respiration produces the atp molecules
Glycolysis.
In glycolysis, glucose—a six-carbon sugar—undergoes a series of chemical transformations. In the end, it gets converted into two molecules of pyruvate, a three-carbon organic molecule. In these reactions, ATP is made.
its B.
this should be right thank you
How many alleles do you get from each parent?
One from each parent
23 from the dad 23 from the mom to make 46 to make the baby
Ricky notices a similarity between a fried egg and the diagram of a cell.
Answer:
Explanation:
The resemblance of fried egg with a cell is in the following way :
1. The outer layer of fried egg-Cell membrane
The cell is enclosed by a hydrophobic layer called a cell membrane made of fatty acids.
2. A whitish portion of egg- Cytoplasm
The living component of a cell containing gel-like fluid with cell organelle.
3. Yellow yolk- Nucleus
The organelle containing genetic material of the cell which is the main centre of a cell.
Thus, the outer layer of fried egg-cell membrane, the whitish portion of egg- cytoplasm and yellow yolk- the nucleus is the correct answer.
Explain genetic drift
Answer:
variation in the relative frequency of different genotypes in a small population, owing to the chance disappearance of particular genes as individuals die or do not reproduce.
Explanation:
Which of the following technologies would best help a farmer have many identical horses in his farm?
A.Genetic engineering, because it helps increase the diversity of animals
B. Cloning, because it can produce genetically exact copies of an organism
C. Cloning, because it can create different versions of an organism by manipulating the genes
D. Genetic engineering, because it increases the variation in a certain species by copying genes
I believe it is A. A.Genetic engineering, because it helps increase the diversity of animals.
Answer:
A. A Genetic engineering, because it helps increase the diversity of animals.
Look at the two fatty acids below.
What factor determines how much linoleic acid can twist and bend its shape?
i would say A.
the double bond in an unsaturated fatty acid produces a kink in the molecule. The bend in the carbon chain, however, is much more pronounced in the cis isomer compared to the trans isomer. For this reason, cis fatty acids (and triacylglycerols made from them) do not solidify like trans fatty acids. Due to the larger bend, the cis isomers cannot line up next to one another in as ordered a fashion as the trans isomers and can be more flexible.
The number of double bonds will determine how much linoleic acid can twist and bend its shape. Hence, option A is correct.
What are fatty acids?Fatty acids are the building blocks of the fat in our bodies and in the food we eat.
The double bond in an unsaturated fatty acid produces a kink in the molecule. The bend in the carbon chain, however, is much more pronounced in the cis isomer compared to the trans isomer.
For this reason, cis fatty acids (and triacylglycerols made from them) do not solidify like trans fatty acids.
Due to the larger bend, the cis isomers cannot line up next to one another in as ordered a fashion as the trans isomers and can be more flexible.
Hence, option A is correct.
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How do you closed digestive systems differ from open digestive systems?
All of the following characteristics are used to classify living organisms EXCEPT –
Living organisms are classified based on their shared characteristics: order, sensitivity, reproduction, adaptation, growth and development, regulation, homeostasis, and energy processing. All forms of life, despite their diversity, share these characteristics, which have developed through evolution. Additional information would be needed to identify a characteristic that is NOT used for this classification.
Explanation:Biologists define living organisms by multiple shared characteristics including order, sensitivity or response to stimuli, reproduction, adaptation, growth and development, regulation, homeostasis, and energy processing. When all these characteristics are observed together, they serve to indicate life. However, the classification of living organisms does not involves their external appearance or habitats alone, as it encompasses other aspects relating to their fundamental function and structure like genetic make-up, cell structure, how they reproduce, and how they secure energy to function.
Despite the vast diversity among living organisms, such as plants, animals, fungi, bacteria, and archaea, they all share these defining characteristics. The diversity seen today is the result of evolution, where less diverse ancestral organisms have evolved into the varied forms we see in present times.
However, the question presented asks about a characteristic that is NOT used in the classification of living organisms. Since all mentioned characteristics; order, sensitivity, reproduction, adaptation, growth and development, regulation, homeostasis, and energy processing are indeed used, we would need more options or information to definitively identify one not used in the classification process.
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All living things have the following characteristics except( E) Sexual reproduction. Therefore , ( E) Sexual reproduction is correct .
Sexual reproduction is not a characteristic of all living things. Some living things, such as bacteria, reproduce asexually, meaning that they produce offspring without the need for a mate.
The other four characteristics listed are essential to life. All living things:
Respond to external and/or internal stimuli. This means that they can sense and react to changes in their environment or within their own bodies.
Utilize energy. All living things need energy to survive and grow. They obtain energy from food and other sources in their environment.
Self-replicate. This means that they can produce offspring.
Grow. All living things grow and develop over time.
Here are some examples of living things that reproduce asexually:
Bacteria
Archaea
Protists
Fungi
Some plants
Some animals
It is important to note that sexual reproduction is a common way for living things to reproduce, but it is not essential to life.
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Question
All living things have the following characteristics except.
A. Responsiveness to external and / or internal stimuli
B. Utilization of energy
C. Self-replication
D. Growth
E. Sexual reproduction .
Why is air stopped from getting into beer when it is being made? Answer ASAP
Fermentation is the process by which yeast converts the glucose in the wort to ethyl alcohol and carbon dioxide gas -- giving the beer both its alcohol content and its carbonation. ... If the beer being made is an ale, the wort will be maintained at a constant temperature of 68 F (20 C) for about two weeks.
Compute A population of 100 flowering plants contains 60 plants that are homozygous for orange flowers (OO), 30 plants that are heterozygous for orange flowers (Oo), and 10 plants that are homozygous for white flowers (oo). Determine the frequency of the O allele and the frequency of the o allele in this population. Show your work.
The answer is; The frequency for allele O = 0.7746 while that of o = 0.2254
Well use the hardy Weinberg equation of a population at equilibrium; p2 + 2pq + q2 = 1
In our case, p2 will be 60/100 = 0.6; therefore p = square-root of 0.6 = 0.7746
Remember also that the frequencies of alleles of the same gene add up to one (1); i.e p + q = 1
Therefore q = 1 – 0.7746 = 0.2254
The frequency of the O allele is = 0.7745
The frequency of the o allele is = 0.2255
What do you mean by Purebred?
When identical genes or alleles are considered at a particular gene locus. It is called purebred.
According to Hardy-Weinberg genetic equilibrium,
[tex]P^2+2Pq+q^2=1[/tex]; P+q= 1
Given, [tex]P^2[/tex]= 60/100 = 0.6, P= √0.6 = 0.7745.
The frequency of the O allele is = 0.7745
If P+q=1, then,
0.7745+q=1, q= 1-0.7745 = 0.2255.
The frequency of the o allele is = 0.2255.
Therefore, the frequency of both alleles is determined.
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Which of the following may happen to astronauts when they return to Earth from space? They may feel dizzy because the flow of blood to and from the heart to the brain is affected in space. They may feel dizzy because the heart pumps more blood per beat on Earth than in space. Their heart rate may slow down because there is more blood to circulate around the body. Their heart rate may slow down because there is less blood to circulate around the body.
Their heart rate may slow down because there is less blood to circulate around the body. and aslo the lack of pull of blood
Answer:
peoples hearts might have sklown down
Explanation: