If the parent strand of DNA is 3’ A-T-G-G-C-T-T-A-C 5’ what will the daughter strand be?

Answer:

Tfftfxggfddsd

Explanation:

Because of the condons

Answer:

All the different kinds of animals in a zoo would be a community. All of the gorillas in the zoo would be a population.

(Does that make sense to you?)

Explanation:

Community- multiple different species in a place.

Population- a single species in a place.

I'm sorry, but the way you spelled population has me crying XDD

Have a nice day! :)))

The general component used when the mammalian brain compares the actual temperature of the body to the preferred temperature is the **hypothalamus**.

The hypothalamus is a small region in the brain that serves as the main control center for maintaining **body temperature**. It receives input from temperature-sensitive neurons located throughout the body and compares this information to a set point, which represents the preferred body temperature. If there is a discrepancy between the actual and preferred temperature, the hypothalamus initiates various responses to either raise or lower the body temperature. These responses may include shivering, sweating, or adjusting blood flow. In this way, the hypothalamus plays a crucial role in the process of **thermoregulation** to maintain a stable internal environment for optimal bodily function.

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Answer:

In taxonomy, binomial nomenclature, also called binominal nomenclature or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin grammatical forms, although they can be based on words from other languages.

The genotypic variation in randomly picked parents of crosses depends on their genetic makeup and the degree of heterozygosity.

The amount of genotypic variation that you find in the randomly picked parents of your crosses varies. It depends on the parents' genetic makeup and the degree of heterozygosity in their genomes. If the parents are homozygous for all their traits, then there will be no genotypic variation in their offspring. Conversely, if the parents are heterozygous for most of their traits, there will be significant genotypic variation in their offspring.

Furthermore, if the parents come from different populations or geographic regions, there is likely to be a greater degree of genotypic variation in their offspring than if they come from the same population. Therefore, the amount of genotypic variation in your crosses depends on the characteristics of the parents you chose and their degree of heterozygosity.

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Transport proteins are needed to move many water molecules rapidly across a membrane because water is a polar molecule that cannot pass through the hydrophobic core of the lipid bilayer of a membrane.

Water is a polar molecule, and as a result, it cannot pass through the hydrophobic core of the lipid bilayer of a membrane, which is made up of nonpolar fatty acid chains. Therefore, to move water molecules across a membrane, specialized transport proteins are required.

These transport proteins are either channel proteins or carrier proteins. Channel proteins are specialized proteins that form a hydrophilic channel that allows water molecules to pass through the membrane.

On the other hand, carrier proteins bind to the water molecules on one side of the membrane, undergo a conformational change, and release them on the other side of the membrane.

Transport proteins move many water molecules rapidly across a membrane because they allow for the bulk movement of water molecules. This is much more efficient than the passive movement of individual water molecules through the lipid bilayer, which would be slow and inefficient.

Therefore, transport proteins play a vital role in the movement of water molecules across a membrane and help to maintain the proper balance of water and other solutes in cells and tissues.

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Answer:

B. amino acids

Explanation:

amino acids are the monomer of proteins

Based on the information given, the building blocks of proteins are B. Amino acids.

Proteins are large complex molecules that play vital functions in the body. It should be noted that proteins perform most of the functions in the cells and are required for the regulation of the tissues and the organs in the body.

The building blocks of proteins are amino acids. They are small organic molecules that have a central carbon atom that is linked to the amino group, a hydrogen atom, a carboxyl group, and a variable component.

In conclusion, amino acids link together to form large protein molecules.

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Answer:

Warm and humid

The cranial nerves are a set of 12 nerves that originate from the brain and primarily innervate the structures of the head and neck. Each cranial nerve is responsible for specific functions, including sensory, motor, or both.

In a clinical scenario, an evaluation of the cranial nerves may be necessary to assess any abnormalities or dysfunction. This can involve a combination of anatomical knowledge, physical examination techniques, and diagnostic testing.

During the physical examination, the healthcare provider may assess various aspects of cranial nerve function. This can include evaluating visual acuity (cranial nerve II - optic nerve), testing extraocular eye movements (cranial nerves III, IV, and VI - oculomotor, trochlear, and abducens nerves), assessing facial sensation and movements (cranial nerve V - trigeminal nerve, and cranial nerve VII - facial nerve), checking hearing and balance (cranial nerve VIII - vestibulocochlear nerve), examining speech and swallowing (cranial nerves IX, X, XI - glossopharyngeal, vagus, and accessory nerves), and inspecting tongue movements (cranial nerve XII - hypoglossal nerve).

Diagnostic testing may be used to further evaluate cranial nerve function and identify potential abnormalities. This can include imaging studies such as MRI or CT scans to visualize the brain and cranial nerves, electroencephalography (EEG) to assess brain wave activity, nerve conduction studies (NCS) to evaluate nerve function and conduction speed, and electromyography (EMG) to assess muscle activity and nerve-muscle communication.

The specific diagnostic tests utilized will depend on the suspected cranial nerve involvement and the clinical presentation of the patient. It is important for healthcare providers to have a thorough understanding of cranial nerve anatomy and function to accurately assess and diagnose any potential abnormalities or dysfunction in their patients.

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An increasing blood solute content stimulates osmolarity-detecting cells in the hypothalamic nuclei, notably the supraoptic and paraventricular nuclei.

The control of antidiuretic hormone (ADH), also known as vasopressin, is the responsibility of these cells.Osmoreceptor cells in the hypothalamus notice changes when blood osmolarity rises, a sign of higher solute concentration. The posterior pituitary gland releases ADH as a result of the stimulation of the osmoreceptor cells, which then send signals to the supraoptic and paraventricular nuclei.Purification of urine and a reduction in water loss from the body are both aided by ADH's action on the kidneys to encourage water reabsorption. The release of ADH by the osmoreceptor cells in response to an increase in blood solute concentration contributes to maintaining correct osmolarity and fluid balance.

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Answer:

⬇️

Explanation:

small changes in energy use like switching to water & wind based systems can reduce carbon pollution and create a better energy creating source.

Answer:

B

Explanation:

The discharge of hot water, even if it is pure, is termed thermal pollution due to the harmful consequences it can have on the ecological balance of the stream.

The primary reason is that the increase in water temperature can disrupt the natural balance and temperature regime of the stream. Aquatic organisms have adapted to specific temperature ranges, and sudden changes in temperature can negatively impact their physiological processes. Higher water temperatures can reduce the dissolved oxygen content, affecting the survival of fish and other aquatic organisms that require oxygen for respiration.

It can also disrupt the reproductive cycles and feeding habits of aquatic species, leading to population decline. Additionally, the elevated water temperature can promote the growth of certain algae and bacteria, altering the composition and biodiversity of the stream. This, in turn, can have cascading effects on the food web and overall ecosystem dynamics.

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A population is in Hardy-Weinberg equilibrium if the genotype frequencies of the population are equal to the expected frequencies of the next generation, that is, if:

The frequencies of the population are:

P= f(SS)= 0.9025

H= f(Ss)= 0.095

Q= f(ss)= 0.0025

The population of frogs has 8000 individuals, 20 of which are homozygous recessive for the trait "being spotted"

Assuming Hardy-Weinberg equilibrium you can calculate the frequency of the recessive allele as follows:

The genotypic frequency of the homozygous recessive is

Apply the square root to determine the value of q:

The allelic frequencies are complementary, which means that they add up to 1, knowing the value of q you can calculate the frequency of the dominant allele p:

Predict the genotype frequencies of the offspring on equilibrium:

Homozygous dominant SS

Heterozygous Ss

Homozygous recessive:

Compare the results:

As you can see the genotype frequencies of the current population are equal to the genotype frequencies of the original population, you can say that the population is in Hardy-Weinberg equilibrium.

Once the population reaches equilibrium it does not change, i.e. the frequencies are the same from one generation to the other, unless some outer factors, like deforestation, create a drastic change in the genetic pool (for example, by eliminating/ adding individuals or isolating small portions of the population)

On the other hand, if the population is evolving, i.e. the genotypic frequencies are changing, and the observed genotype and allele frequencies will change from one generation to the next one.

If you concluded that the population is in equilibrium, then it is not possible for it to be evolving as the frequencies do not change for a population in equilibrium as they do when the population is evolving.

This means that the population is not evolving.

The Echinoidea class has a globose and discoidal body, with no arms. They have a skeleton composed of plates with spikes. Ambulacral feet are in charge of motion, feeding, and respiration. A) Covered in spikes and have several tube feet.

Echonoidea, commonly known as Sea ​​urchins, belong to the Echinoderm group.

They have a globose or discoidal shape. They lack arms, and have an external skeleton covered by the epidermis. This skeleton is composed of several plates with articulated mobile spikes.

In the body interior there is a duct system that communicates with the exterior through the madreporite. Ambulacral feet derivate from these ducts and have motion, feeding, and respiratory functions.

On the dorsal region, there are 5 plates, one of them the madreporite and the remaining ones are reproductive plates.

According to this information, option A is correct. Echinoidea class is covered in spikes and have several tube feet.

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Answer:

it's C

Explanation:

I took the exam

Answer:

1. Cell wall

I'm not sure what system the seedling is in though

The parent with white skin and orange eyes possesses the genotype bbgg. Aliens with orange eyes and white skin come into contact with an extraterrestrial with black eyes and green skin. The F1 generation believes that all aliens have green skin and black eyes.

The genetic elements that make up an organism's genotype. The collection of alleles or genetic variations that a person possesses inside a certain gene or genetic area is also referred to as their genotype. Depending on the ploidy, or the number of copies of each chromosome found in that species, determines how many alleles a person can have for a certain gene. Humans are diploid, meaning that each person possesses two alleles of each gene (have two full sets of chromosomes). Homozygous refers to a genotype that contains both alleles. The genotype is referred to as heterozygous when there are two distinct alleles.

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It's possible that mitochondria were free-living cells (endosymbiotic theory).

Mitochondria appear to have evolved only once throughout all of evolution, much like eukaryotes themselves. The mitochondrial DNA is conserved in all known eukaryotic groupings, which provides the strongest support for the idea that mitochondria had a single origin. These genes are definitely homologous and frequently inherited.

There was no genetic similarity between the hunter-gatherers and modern Europeans, according to a study of ancient and current mtDNA samples. This finding suggests that modern Europeans are descended from settlers who brought farming to the area, not from the indigenous populations.

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Answer:

B

Explanation:

use the calculator to find the value of √55 ≈ 7.4

7.6 is greater than 7.4 so

7.6 > √55

The number of colony-forming units/ ml of the original culture in the given bacterial culture was 5.2 × 10¹¹ CFU/mL of the original culture.

The following steps are to be followed according to the question:

-Ten grams of hamburger were added to 90 ml of sterile buffer.

-This was mixed well in a blender.

-One-tenth of a ml of this slurry was added to 9.9 ml of sterile buffer.

-After thorough mixing, this suspension was further diluted by successive 1/100 and 1/10 dilutions.

-One-tenth of a ml of this final dilution was plated onto Plate Count Agar.

-After incubation, 52 colonies were present.

-To determine the number of colony-forming units (CFU) in the original 10-gram sample of hamburger,

   Following formula will be used:

              N = (n × F)/V

where,

    N is the number of CFU per mL of the original culture.

    n is the number of colonies on the plate.

    F is the reciprocal of the dilution used.

    V is the volume of the culture that was plated in mL.

For the first dilution of the sample,

       V = 0.1 mL,

        F = 10,

so, N1 = (52 × 10)/0.1

= 52 × 100 = 5200 CFU/mL.

Each 1/10 dilution reduced the CFU by a factor of 10

and three 1/10 dilutions were made.

Therefore,

the total dilution factor is 10 × 10 × 10 = 1000.

For this final dilution of the sample,

   V = 0.1 mL

   F = 1000

so, N2 = (1 × 1000)/0.1

= 10000 CFU/mL.

     The total number of CFUs in the original 10-gram sample = N2 x the total volume of the culture

which is,

       0.1 mL × 1000 = 100 mL.

Thus,

       1 × 10^4 CFU/mL × 100 mL

    = 1 × 10^6 CFU in the original 10-gram sample.

Therefore, the number of colony-forming units/ ml of the original culture in the given bacterial culture was 5.2 × 10¹¹ CFU/mL of the original culture.

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Answer:

this placement increases the chances of pollination

Explanation:

Pollination refers to the process of transferring pollen grains from the male stamens of a flower to the female stigma. The stamens generally surround the pistil and they are composed of two structures: 1-the anther (produces male reproductive cells or pollen grains) and 2-filaments (supports the anthers). Moreover, the female pistil is generally located at the center of the flower and it is composed of three structures: stigma (a sticky bulb in the center of flower), ovary (contains female reproductive cells or ovules), style (supports the stigma). The arrangement of the plant's reproductive organs increases the chances of pollination: when a pollinator (e.g. bees) visits a stigma for nectar it has to go through the stamen and catch pollen that then carries to the stigma of the same flower (auto-pollination) or another flower (cross-pollination). Moreover, the flowers also have petals and sepals that help attract pollinators and protect the flower bud, respectively.

Homozygous is defined as the condition when the version of the gene is the same, and in heterozygous conditions, there are two different versions of the gene.

Alleles are the alternate version of the gene if an offspring inherits both alleles from the parent is the same which leads to homozygous conditions.

For example, in alleles for the color, which is B for dominant and b for recessive, after crossing over if the offspring receives BB or bb it suggests a homozygous genotype and if it receives Bb it explains the heterozygous genotype.

Therefore, BB or bb is the homozygous genotype and Bb is the heterozygous genotype.

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Answer:

the answer is Respiration

Answer:

Explanation:

DONT KNOW SORRY

If the hawks are increased in this model, the grass will increase in the food chain.

The model that we can see in the question  can eb seen to represent a food pyramid with some organisms at the apex and some underneath.

This is referred to as the series of exchanges of food-based substance and energy from one creature to another.

The main consumers, those that eat the grass, will decline as hawk populations rise. Therefore, there will be more grass because of this.

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Answer:

i think its C) Freezing of perma frost

Explanation:

The option that does not describe a source of greenhouse gases is the freezing of glaciers. Thus, the correct option is C.

Greenhouse gases may be defined as those gases that are present in the earth's atmosphere and trap the heat and radiation from the sun and emitted toward the earth.

Such greenhouse gases are responsible for the greenhouse effect that ultimately leads to global warming.

Steaming and burning of fossil fuels and emissions from landfills extremely liberated the high amount of carbon dioxide in the atmosphere which is one of the most potent greenhouse gas.

Therefore, the option that does not describe a source of greenhouse gases is the freezing of glaciers (hailstone). Thus, the correct option is C.

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An ichnofossil is any part of the hard skeleton left behind by a vertebrate in the fossil record. This statement is false. An ichnofossil is a trace fossil, which is any indirect evidence of past life, such as tracks, burrows, and feces. It is not part of the hard skeleton left behind by a vertebrate.

Cladograms are scientific hypotheses that can be overturned by new data. This statement is true. Cladograms are diagrams that show the evolutionary relationship between organisms based on various traits. New data can cause changes to be made to cladograms which can result in a change to the interpretation of the evolutionary history of organisms.

Angiosperm plants did not appear until after the extinction of the dinosaurs. This statement is false. Angiosperms, also known as flowering plants, appeared in the fossil record at least 140 million years ago. Although the dinosaurs went extinct around 66 million years ago, angiosperms were already widespread and diversifying by that time.

The definition of an analogous character is "a character that has a similar function to a character in a different organism, but these similarities are due to different evolutionary origins". This statement is true. Analogous characters are traits that have evolved independently in different groups of organisms due to similar environmental pressures and not due to a shared ancestor.

In evolution, non-genetic changes that occur during an organism's life span, such as increases in muscle mass due to exercise and diet, cannot be passed on to the next generation. This statement is true. Non-genetic changes that occur during an organism's life span are not heritable and cannot be passed on to the next generation. Only genetic changes that occur in the germ cells, such as mutations, can be passed on to the offspring.

The definition of a monophyletic group is "a group of organisms that has a single ancestor and contains only some of the descendants of this unique ancestor". This statement is false. A monophyletic group is a group of organisms that has a single ancestor and contains all of the descendants of this unique ancestor. This group is also called a clade.

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