How many carbon and hydrogen atoms would be contained within this molecule?​

Answer:

A blowout is a meticulous method of drying hair to achieve a desired look. Each section of hair is manipulated to get the smoothest and most voluptuous finish possible.

Explanation:

Answer:

Option-(True): The methodology used to discover the pattern of evolution among an assemblage of species is based on the assumption of descent with modification.

Explanation:

Evolution and patterns of evolution:

The phenomenon of evolution is very interesting as it can any two different species back to a common origin or ancestors. While the process of evolution does not occur in few years or centuries, as it takes millions of years for any specie to evolve from a less developed form of body or any system to a more complex or advance form.

Now, evolution occurs in many forms or patterns. As it species can originate from a single ancestor or descendant, while the evolution can occur inside the organism may occur in different patterns. These patterns are as follows:

The pattern of evolution is based on the modification in the organisms from their ancestors. The given statement is true.

What is the pattern of evolution?

The evolution is patterned according to the modifications in the organisms from their ancestors.

When two species evolved from a single ancestor but have different characteristics, then it is called Divergent evolution.

When two species evolved from two different ancestors but are very similar to each other, then it is called Convergent evolution.

Therefore, the pattern of evolution is based on the modification in the organisms from their ancestors.

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Answer:

Explanation:

A mutation is a change in DNA, the genetic material of living organisms. An organism's DNA or genetic material affects how it looks, behaves, and its physiology. A change in an organism's DNA can cause changes in all aspects of its life. Mutations are essential and can be beneficial or neutral to evolution as they are the raw material of genetic variation and differences.

Changes in the amino acid sequence directly affect protein function, and all tissues in which the gene is expressed. The effects of regulatory mutations can indirectly affect phenotype through the activity and expression of the genes that they regulate.

Some regions of DNA are responsible for the control other genes, determining when and where other genes are turned "on" or "off". Mutations in these parts of the genome can in a great extent change the way the organism is built leading to development of new character traits and more diversity and thus evolution in the organism.

The continuity of life is based on DNA, where mutations in protein-coding genes and regulatory DNA contribute to evolution by creating genetic diversity that may lead to phenotypic variations and evolutionary adaptation when shaped by natural selection.

The continuity of life is fundamentally reliant on heritable information in the form of DNA. Mutations in protein-coding genes can alter the amino acid sequence of proteins, potentially affecting their function. These changes can result in phenotypic variations among organisms, which may offer survival advantages or disadvantages. Regulatory DNA mutations affect when, where, and how much a gene is expressed, leading to further variability.

Evolution is driven by the accumulation of such heritable changes, shaped by natural selection. When the altered traits prove beneficial in a certain environment, they are more likely to be passed on to the next generation, thus promoting evolutionary adaptation. Harmful mutations might be purged from the gene pool. Over time, the frequency of advantageous alleles increases in the population, leading to the evolution of species.

Advances in molecular genetics have allowed us to decipher the intricate workings of evolution by analyzing changes in the genome over generations. This process is continuous, as mutations introduce new genetic material, generating diversity which is the bedrock of evolution.

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Answer:

b. Sympatric autopolyploidy

Explanation:

Sympatric speciation will occurs when a new species when two groups from the same ancestral population evolve without any geographical separation.

Autopolyploidy will appear when an individual possess more that two sets of chromosomes both from the same parental species

Therefore, since a new species was formed as a result of autopolyploidy. The type of speciation that occurred was Sympatric speciation.

The type of speciation that occurred is

Allopatric means when the two descendants of same ancestral species are divided physically by geographical barriers.

the species are mating between each other, so they are present in same location, that is, sympatric.

Aneuploidy refers to extra number of chromosomes but not all the chromosomes have duplicate copies.

Alloploidy means when there is chromosome from two different species. In this question, the mating is between same species.

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Answer: Option A and C.

Transport and receptor protein.

Explanation:

Membrane protein are pathway protein that control the flow of materials and information across the cell.

These proteins modify the cell response to the environment. Examples of membrane proteins are receptor and transport protein.

Receptor are protein that receive signal in the cell.

Transport protein are responsible for movement of ions,molecules or materials across the cell and its environment. These two proteins are responsible for modifying cell response to it's environment.

Answer:

Option-(B): The protolith is the un-metamorphosed rock.

Explanation:

Both are the same thing but the difference in the form, or we can say, that the prolith is the non-metamorphosed form and the slate is metamorphosed form of the same substance. As the slate is the fine grained form of rock and it posses very unique structure, as these rocks are mostly in the construction and designing purpose of beautification of buildings of various types.

Rocks undergo transformation during metamorphism based on changes in metamorphic grade, with shale transforming to slate, then to phyllite, schist, and ultimately gneiss as metamorphism intensifies.

The pre-existing rock, also known as the protolith, transforms into different types of metamorphic rocks depending on the conditions it undergoes during metamorphism. The key processes that dictate this transformation are changes in temperature and pressure, which is referred to as the metamorphic grade. Slate is produced by the low-grade metamorphism of shale. When the grade increases, the slate can subsequently become phyllite, and with further metamorphism under more intense conditions, phyllite can transform into schist. Schist is characterized by its flaky minerals and tendency to split along parallel planes. With continued metamorphism at even higher grades, schist can become gneiss, which is defined by its foliated, banded appearance with alternating layers of light and dark minerals. In contrast, amphibolite is not necessarily a higher grade than gneiss but differs in mineral composition and protolith, often forming from the metamorphism of igneous rocks or shales rich in amphibole minerals.

Explanation:

Feedback inhibition prevents signalling molecule to bind to the desired receptor to generate a cellular response. Feedback inhibition restricts the formation of the many products. It also helps in balancing of the amino acid and the building block of protein.  If it happens when it is not supposed to, it could cause cellular malfunction & lead to diseases like diabetes. If it occurs when not supposed then the route of the product will be altered may be become excess or insufficient amount.

Feedback inhibition serves to regulate the rate of metabolic reactions within cells by using the product of a reaction to inhibit the enzyme that catalyses that reaction. This process is essential in maintaining cellular homeostasis and preventing toxic build-ups. Misplaced feedback inhibition can disrupt normal cellular functions and metabolic processes.

The general purpose of feedback inhibition is to regulate metabolic reactions within cells. Feedback inhibition works by using the product of a reaction to inhibit the enzyme catalyzing that reaction, thereby controlling the rate of production. An ample supply of the product signals the cell to reduce production which is crucial in maintaining cellular homeostasis by preventing the build-up of excessive products which can be harmful or toxic to the cell.

If feedback inhibition occurs when it's not supposed to, it can disrupt normal cellular functions and metabolic processes. Over-inhibition can result in an insufficient supply of necessary products, whereas under-inhibition can lead to the accumulation of products, potentially reaching toxic levels.

Allosteric control is another important regulatory mechanism where the end product of a reaction sequence decreases its further production by inhibiting the first enzyme's activity in the pathway that produces it.

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Answer:

the alpitude is higher

Explanation:

Answer: C - life is information expressed

Explanation:

Answer  and explanation

There are instances where taking any vitamin or mineral supplements will be unnecessary or even harmful.

Example

a) For children who are already drinking Fluoridated it will be unnecessary to give them Fluoride supplements

b) It is unnecessary to take supplements because you believe it can cure diseases.  If you have a disease one should see a doctor

c) It can be harmful to take supplements that increase energy levels inthe body.  It can lead to altered heart rhythm and eventually death

d)A doctor should be consulted before taking nutrient supplements such as Vitamin A. Most have a toxicity level and it is not necessary to take them unless there is deficiencies.

Answer:

Option C, Adhesion

Explanation:

Water molecule have the tendency of sticking to each other which in general is termed as Cohesion. But this interaction allows water molecule to take spherical shape. It plays no role in allowing water to stay at any surface.

The ability of water molecule to stick to different substances is known as adhesion. It is the adhesiveness of water molecule due to which it clings at our body surface. It clings to our eyebrows when we wash face.

Thus, option C is correct

Final answer:

Water clings to your body after a shower due to adhesion, the attraction between water molecules and your skin, whereas cohesion is the water-to-water attraction.

Explanation:

After a shower, water still clings to your body due to the property of adhesion. Adhesion is the attraction between water molecules and other substances, which in this case, are the molecules that make up your skin. In contrast, cohesion refers to the attraction between water molecules themselves, contributing to water's characteristic surface tension. This is the reason some insects can walk on water or why water droplets form. However, it is the adhesive forces that are responsible for water sticking to your skin after a shower. Option C is correct.

The heat of vaporization refers to the energy required to convert liquid water into vapor, which plays a critical role in maintaining homeostasis in the human body through evaporative cooling, but it is not directly related to water clinging to the body after a shower.

Answer:

A) 48

B) 96

C) 48

D) 48

Explanation:

Attached is a table summarizing the number of chromosomes and chromatids in the different stages of mitosis and meiosis in humans who are described as 2n = 46.

For the organism which is described as 2n = 48, substitute 46 in the table for 48 to get the appropriate figures.

A) 48

B) 96

C) 48

D) 48

A.

The number of  chromatids per chromosome are in one meiotic cell during prophase is 48.

B.

The number of  chromosomes are in one mitotic cell during telophase is

N = 2(48)

= 96

C.

The number of chromosomes are in one meiotic cell during telophase 2 is 48.

D.

The number of hromatids per chromosome are in one meiotic cell during Anaphase 2 is 48.

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Answer:

"Yes" The streak plate method is very effective in diluting the population size in all 4 plates.

Explanation:

The streak plate method is effective because it is one among the rapid isolation method which further allows for easy observation of the bacteria. This method is also being used for getting the color of the certain substances. Its main principle is to isolate the specific bacteria from the sample of various microbes. It dilutes the microbes number and often reduces their density. It is useful in separation of organisms from the group. These are isolated in the agar plate.

The streak plate method is used effectively to dilute a large population of bacteria. The effectiveness in a specific scenario depends on the initial concentration, the technique used, and the incubation conditions. Success is indicated by the presence of individual colonies after incubation.

The streak plate method is a widely used technique in microbiology, used primarily to dilute a large population of bacteria. The key purpose of doing this is to end up with individual bacterial cells that can grow into visible colonies. However, without more information, it is difficult to definitively say if the streak plate method was effective at diluting the population size in all 4 plates in your specific experiment. Factors that can impact the effectiveness include the technique used to streak the plates, the initial concentration of the bacteria, and the incubation conditions.

To gauge the effectiveness, examine the plates after incubation. If you see individual colonies that result from a single bacterium, this can be an indication that the method worked effectively.

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Answer:

The answer would be C : Leukocytes. Pretty much another word for white blood cells.

Explanation:

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The inheritance pattern described for coat color in Shorthorn cattle is incomplete dominance. Therefore, option (a) is correct.

AA is the genotypes of parents in cross 1. Therefore, option (a) is correct.

Coat color inheritance in Shorthorn cattle follows an incomplete dominance pattern. This means that neither allele (A for red hair and a for white hair) is entirely dominant over the other; instead, they interact to produce an intermediate phenotype, roan. In cross 1, where red cattle are mated with red cattle resulting in all red offspring, it indicates that red (A) is dominant over white (a).

Thus, the genotype of the red-coated parents must be homozygous dominant (AA). This dominance results in the expression of the red phenotype in their offspring. The phenomenon of incomplete dominance provides insight into the fascinating world of genetics, showing how the blending of alleles can give rise to unique and intermediate traits that differ from simple dominant-recessive relationships.

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Your question is incomplete but your full question was:

In Shorthorn cattle, coat color may be red, white, or roan. Roan is an intermediate phenotype expressed as a mixture of red and white hairs. For this problem, use "A" to indicate the allele that produces red hair, and "a" to indicate the allele that produces white hair. The following phenotypic data are obtained from various crosses: Cross 1: red × red → all red Cross 2: white × white → all white Cross 3: red × white → all roan Cross 4: roan × roan → 1/4 red: 1/2 roan: 1/4How is coat color inherited?by incomplete dominanceby recessive epistasisby dominant epistasisby multiple allelesWhat are the genotypes of parents in cross 1?( check all that apply)

How is coat color inherited?

by incomplete dominance

by recessive epistasis

by dominant epistasis

by multiple alleles

What are the genotypes of parents in cross 1?

1. AA

2. Aa

3. aa

Coat color in Shorthorn cattle is inherited through incomplete dominance where the heterozygous genotype results in an intermediate phenotype, roan. The genotypes of the parents in Cross 1 are both 'AA'.

From the given data, it appears that coat color in Shorthorn cattle is inherited through an instance of incomplete dominance. In incomplete dominance, the heterozygous genotype results in an intermediate phenotype. This is shown in Cross 3, where red (AA) is crossed with white (aa), resulting in all roan offspring (Aa), a mixture of red and white, an intermediate phenotype. We can also infer the genotypes of the parents in Cross 1 should be AA because when they cross, all offspring are red, showing no traits of the white phenotype. Thus, given by the phenotypes of the offspring, we can infer that red is 'A' (dominant) allele and white is 'a' (recessive) allele.

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Explanation:

Rearranged for the attached diagram:

a. Simple diffusion

b. Carrier-mediated facilitated diffusion

c. Channel-mediated facilitated diffusion

d. Osmosis

Facilitated diffusion is used to carry large molecules that are unable to cross at will the plasma membrane. However passive diffusion, along its concentration gradient, describes the passage of substances (small molecules and ions) across the membrane.

Through osmosis, water molecules travel across a semi-permeable membrane, from high-concentration regions to low-concentration regions, until a balance is achieved. This always happens inside the system along the concentration gradient.

Further Explanation:

Transmembrane proteins are transported from the extracellular fluid into the cytoplasm within the membrane, and are sometimes bound to glycoproteins (proteins attached). Transporting proteins across the plasma membrane allow ion movement and other complex, polar molecules that are normally prevented from passing through the membrane.

Carrier proteins and channel proteins are the two primary types of proteins found in membranes. Carrier proteins (also known as carriers, permeases, or transporters) bind the specific solution to be transported and undergo a series of conformation changes to transfer the substances across the membrane

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The question is about different types of passive transport mechanisms in cells. These include simple diffusion, channel-mediated facilitated diffusion, osmosis, and carrier-mediated facilitated diffusion. Each process uses different methods to move molecules across cell membranes.

The student's question pertains to four types of passive transport mechanisms in cells: a. Simple diffusion, b. Channel-mediated facilitated diffusion, c. Osmosis, and d. Carrier-mediated facilitated diffusion.

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Answer:

Because the "Bt toxin gene is not readily accepted by plants." scientists concerned about the use of the Bt toxin, which is used to kill insects, in genetic engineering

Explanation:

"Bacillus thuringiensis" that is commonly reffered as (Bt) is a gram positive(Giving positive resultsgram stain test) bacteria.This  Bacillus thuringiensis found to be present in the soil. It is biologically used  as alternative source against pesticide. The genetically modified crop of tobacco was first invented by the the Belgian company Plant Genetic System. This crop was resistant to insects it occurs by expressing the cry genes from the B. thuringiensis, and the delta-endotoxin is present in the crop. The use of Bt toxins were helped in promotion of the requirement of the extensive evaluation of safety for the use in food and potential in the environment.

Answer: C

Explanation: on Edge

Answer: False.

Explanation:

Overpopulation is when the total number of people living in an environment exceeds the carrying capacity of the environment. Overpopulation is not the primary threat of global instability and environmental degradation. Environmental degradation is caused by human activities . Global instability is caused by discrimination, unemployment, inequality, urbanization,poverty and many more lead to instability.

Answer:

the numerator of the F ratio

Explanation:

The explanation can be found in the document below.

Answer:

Chromosome number variation: B. Down syndrome

Loss-of-function allele  : D. PKU

Physiological trait : E. Lactose metabolism

Discovery-based science : A. Human Genome Project

Genetic cross: C. Model organism

Explanation:

Down syndrome is a condition in which there is an extra copy of the chromosome number 21. Hence, it is a chromosome number variation.

Physiological traits refers to any function of a body. Hence, it matches with lactose metabolism.

Human Genome Project was a project under which the whole genome of the humans were sequenced. Hence, it is a discovery based science.

A genetic cross is made between model organisms to test for the offsprings that would be produced from a cross. Hence, genetic cross and model organism math with each other.

Answer: An Action potential facilitates the transport of information from presynaptic neuron to postsynaptic neuron during electrical synapse.

Explanation:

Action potential is the change in voltage of membrane which is as a result of ions flow in and out of neurons. An action potential is a means neurons transport information in electrical synapses. An action potential facilitates the presynaptic neuron to transport neurotransmitters which bind to the postsynaptic neuron during electrical synapses.

Answer:

True

Explanation:

The one of the main critics of Darwin evolution theory, are Weissman, Jenkins, Adnan Oktar etc.

They rejected the Darwin’s theory of evolution.

Answer:

STS are short stretches of DNA used for producing genomic map

Explanation:

Sequence tagged sites (STS) are primers that possess some form of sequence knowledge and are used to produce genetic maps through standard mapping procedure. STS primers are short replica or stretch of DNA which is detected by using PCR array.

These STS primers are unique and sequence specific and thus are responsible for detecting variations in genomic DNA and can also distinguish between homozygotes and heterozygotes.  

Answer: Diaphragms have high failure rate due to incorrect insertion.

Explanation:

Diaphragms are types of birth control that is reusable and dome in shape. Diaphragms prevent pregnancy by serving as a barrier that cover the cervix which stop the sperm from meeting the egg in the uterus. It is inserted in the cervix and should be used with spermicide(gel that kill sperm) so that it can work well. Incorrect insertion. Have lead to high failure rate I. Preventing pregnancy.

Answer: Option C.

The origin that vastus medialis and vastus lateral is share is LINEA ASPERA OF THE FEMUR.

Explanation:

Vastus medialis and vastus lateralis muscles are part of quardriceps muscle group found on the thigh.

Vastus medialis is the most inner and medial of quadriceps and its extend the the leg at the knee while vastus lateralis muscles is said to be the most powerful quadriceps and extend the knee joint to stabilize the leg.

Vastus medialis and vastus lateral is share the same origin which is lines aspera of the femur.

The vastus medialis and vastus lateralis are quadriceps muscles that originate from the linea aspera of the femur and contribute to knee stabilization and extension.

The vastus medialis and vastus lateralis muscles are parts of the quadriceps group, located on the medial and lateral aspects of the thigh respectively. Both of these muscles share a common origin with the linea aspera of the femur. This is a roughened ridge that passes along the posterior side of the mid-femur, and numerous hip and thigh muscles make attachments to the femur along this line.

The vastus lateralis and vastus medialis, along with the two other muscles in the quadriceps group—the rectus femoris and the vastus intermedius—extend and stabilize the knee. The tendon common to all four muscles is the quadriceps tendon (or patellar tendon), which inserts into the patella and continues below it as the patellar ligament.

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Answer:

C. homozygous recessive

Explanation:

In a certain trait determined by one gene with two alleles, the possible genotypes and phenotypes are:

When you're given information about the amount of individuals of A_ and aa phenotypes in a population, you have no way of knowing if the individuals with the A_ phenotype are homozygous dominant or heterozygous. However, the individuals with aa phenotype have, without a doubt, homozygous recessive genotype, and you can therefore use that information to calculate the allele frequencies.

The genotypic frequencies in Hardy-Weinberg equilibrium are:

And since p + q = 1, after calculating q you can obtain p.

Answer:

The answer is C: homozygous recessive

Explanation:

Answer:Black

Explanation:

Since the genotype is aaBB

aa- is a reccessive Allele that cannot concert black to brown hence not expressed while BB is a dominant Allele for Black fur color. BB that is dominant for black fur will be expressed in the mouse fur and it will have a black fur color

A mouse with the genotype aaBB would display black fur due to the presence of dominant B alleles and absence of dominant A alleles.

A mouse with the genotype aaBB would have black fur. The gene B, which is dominant in this mouse's case, allows for the production of black pigment. Even though there are two dominant B alleles, the absence of dominant A alleles (represented by 'aa') means the mouse cannot convert the black pigment to brown. Therefore, the fur color remains black, as the agouti locus (A) is not active to convert the black pigment to brown.

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Answer:

The correct answer is D)RNA polymerase

Explanation:

In DNA replication many enzymes and proteins are required to replicate a DNA template. For initiation of DNA synthesis the two DNA strands must be separated which is done by helicase.

Then primase adds short nucleotide sequence and initiate DNA replication. After that DNA polymerase acts and adds nucleotide at the 3' end of growing  DNA strand. Ligase is the enzyme that joins the two Okazaki fragments that are created in the lagging strand.

RNA polymerase is not required in DNA replication and it works in transcription therefore the correct answer is RNA polymerase.

Answer:

RNA polymerase

Explanation:

DNA polymerase, primase, helicase, and ligase are all enzymes required by cell for DNA replication. RNA polymerase is an enzyme for RNA synthesis and not DNA.

Answer:

e. the transfer of electrons to NADP+ for eventual entry into the electron transport chain

Explanation:

NADH and not NADP+ enters the electron transport chain.

Answer:

The patient is a 68 year old man...The patient might be weak as he is old.

The patient had had shortness of breath for the past 2-3 days... he might be suffering from a mini heart attack

Explanation: