What phylum are cats in.

Answer:

Because they all don't code for specific amino acids

Explanation:

Some of them don't code for Amino acids, instead, they code for directions. There are also amino acids that can be coded with multiple codons. this is why there are more codons than amino acids

Answer:

D. For me hope it helps c:

Answer:

A) climate change...........

Answer:

in the 46 chromosomes in our body, the autosomes are the first 22 homologous pairs of chromosomes that do not influence the sex of an individual, while sex chromosomes are the 23rd pair of chromosomes that determine the sex of an individual

hope this helps, good luck! : )

Answer:

Explanation:

nuclear energy

Answer:nuclear

Explanation:

The inhibitor might block the activity of a cyclin or signaling molecule of the G1 checkpoint.

G1-phase is the arrest phase of cell cycle were it provides an opportunity for cells to choose to undergo repair mechanisms or follow the apoptotic pathway. Cell cycle arrest in M phase can be a result of failure of a single chromosome to attach properly to the mitotic spindle.

G2 phase is a checkpoint, which is termed  as G2/M phase checkpoint, has the function of prohibiting cells with damaged DNA, lasting from the G1 and S phases or generated in G2, from undergoing mitosis.

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Answer:

Massena, New York

Explanation:

Polaris is most popularly known as the North star. It is also famous by the name of "Pole Star". It is the closet to the north celestial pole. At present it is the northern pole star currently.

It is found in the constellation of Ursa Minor. It is the one of the brightest star seen in the night sky. It is considered the star of the second magnitude which is situated close to the heaven's north pole.

The altitude of the Pole star or the Polaris when an observer is at the Tropic of Cancer is measured at 23.5 degree. While if the observer sees the Pole star at its zenith, the observer is located at the North Pole. i.e. 90 degree.

And the spot from where the observer views the Polaris at 45 degree altitude is Massena, New York.

Hello!

-1 = 5x² - 2x

5x² - 2x + 1 = 0

Δ = b² - 4ac

= (-2)² - 4*5*1

= 4 - 20

= -16

Δ < 0, so there are no real solutions.

An enzyme that digests starch into little carbohydrate molecules is called amylase. Two places generate this enzyme. In the beginning, salivary glands in our mouth produce salivary amylase, which kickstarts digestion by dissolving starch and transforming it into maltose and smaller carbohydrates.

what is an enzyme?

Proteins called enzymes aid in accelerating our bodies' chemical reactions, or metabolism. Some compounds are created, while others are broken down. Enzymes are a part of all living things. Enzymes are created by our bodies spontaneously.

A component known as an enzyme serves as a catalyst in living things, controlling the rate at which chemical processes take place without undergoing any personal change.

Different Digestive Enzyme Types

Amylase.

Lactase.

Lipase.

Proteases.

Sucrase.

Enzymes are categorised by the sort of reaction they are employed to catalyse into six functional classes, according to the International Union of Biochemists (I U B). Hydrolases, oxidoreductases, lyases, transferases, ligases, and isomerases are the six different categories of enzymes.

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Answer:

Clams and squid have been evolving separately for a shorter time than clams and snails.

Explanation:

Answer:

The answer is D

Explanation:

Answer:

Explanation:

Yes, the disease specialist's explanation is plausible based on what we know about evolution by natural selection. Let me break it down for you in simpler terms.

The disease specialist is suggesting that the tropical fungus mentioned by your colleague might be related to the fungal pathogen causing the illness at the hospital. They explain that even though the tropical fungus may have been brought to Vancouver Island some time ago, it might not have caused any illness until now. This could be because the tropical fungus was originally adapted to a different environment and couldn't infect people in the new environment of Vancouver Island.

Now, here's where evolution by natural selection comes into play. Over time, organisms can undergo changes in their traits and abilities through a process called natural selection. Mutations, which are changes in the genetic material of organisms, can happen randomly. If a mutation occurs in the tropical fungus that enables it to infect individuals in the Vancouver Island environment, it could be favored by natural selection.

For example, let's say that due to a mutation, the tropical fungus developed adaptations that allowed it to thrive in the new environment and infect people. These adaptations might include changes in its ability to penetrate human cells or evade the immune system. As a result, the fungus would become more successful at causing infections in the Vancouver Island population.

So, the disease specialist's explanation is plausible because it suggests that over time, through natural selection acting on mutations, the original tropical fungus could have evolved adaptations that made it capable of causing illness in the new environment of Vancouver Island.

Linda, Anthony's first wife, must have been a carrier of the colorblindness gene as she did not express the condition but passed it on to two of her children. Her genotype must have been X^BX^b. Anthony is colorblind, which means he must have been X^bY. Mary, Anthony's current wife, is not colorblind, so she must not have the X^b allele.

Her genotype could be either X^BX^B or X^BX^b, but since none of their children are colorblind, Mary must have the X^BX^B genotype. In summary, Linda was a carrier with the genotype X^BX^b, Anthony was colorblind with genotype X^bY, and Mary was not colorblind with genotype X^BX^B.

In your question, Anthony, a colorblind man, married Linda and had a colorblind son and daughter, and a normal son and daughter. Then, he remarried Mary and had four boys and two girls, all without colorblindness. Linda's genotype is XcX, making her a carrier of colorblindness, as she had colorblind children. She is not colorblind herself. Mary's genotype is XX, meaning she doesn't carry the colorblind gene, which is why none of her children with Anthony are colorblind. Mary is not colorblind either.

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Bullfrog populations in the east and west differ significantly, and the Rocky Mountains are to blame for this. If humans hadn't introduced bullfrogs, there wouldn't be many of them on the west side.

Bullfrogs in North America must live in water, therefore they are typically found close to a body of water, such as a lake, pond, river, or bog. Preferably, shallow, warm, and quiet waters.

Bullfrogs are currently widespread throughout the central and eastern United States, as well as in many places of the western United States where they have been innovated, including Hawaii. Bullfrogs are native to the central and eastern United States.

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Answer:

to maintain internal balance

Explanation:

Answer:

Tay-Sachs disease is a rare genetic illness that is handed down from parents to their children. 

It's caused by a lack of an enzyme that aids in the 

digestion of fatty foods. 

These fatty molecules, known as gangliosides, build up to hazardous amounts in the child's brain, affecting nerve cellfunction.

hope it helps

Explanation:

-

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What's photosynthesis?

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༒︎ The process by which autotrophs like plants make their own food is known as photosynthesis. In this process they form food with the help of Carbon-dioxide, Water and Sunlight. The by-products of this process are glucose and oxygen.

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What's transpiration ?

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༒︎ The loss of water from the leaves of plants through stomata, This phenomena is termed as transpiration.

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What makes plants green?

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༒︎ The leaves of the plants contain a chemical named Chlorophyll which is green in colour.The green colour of the chlorophyll makes the whole plant look green.

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In this exercise we have to use the knowledge of biology to explain some questions such as:

Photosynthesis is a process carried out by plants to produce the energy necessary for their survival. Water and mineral salts are removed from the soil through the root of the plant and reach the leaves through the stem in the form of sap, called raw sap.

Plant transpiration corresponds to the process of dispensing water in the form of steam, given to the environment through a unidirectional sense, that is, the water ascent from the root region towards the leaves, and from these to the atmosphere.

In plant leaves there are cells with small structures that are called chloroplasts. Inside these structures we find a pigment called chlorophyll. This substance is capable of absorbing blue, violet and red wavelengths, as well as reflecting green light, giving the plant this color.

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Atherosclerosis -- sometimes called hardening of the arteries -- can slowly narrow the arteries throughout your body.

The heart muscle receives blood from the coronary arteries. The heart muscle need oxygen-rich blood in order to operate, just like all other bodily components do.

Plaque accumulation in the walls of the arteries that supply blood to the heart is what causes coronary artery disease (referred to as coronary arteries). Ladle-shaped cholesterol deposits make up plaque. Over time, plaque formation causes the inner arteries to constrict. Atherosclerosis is the term for this process.

Although there is no known cure for coronary heart disease, medication can help manage the symptoms and lower the risk of complications like heart attacks. Remedy options include lifestyle modifications like daily exercise and quitting smoking.

A severe coronary artery blockage will cause a heart attack. The typical signs and signs of a coronary heart assault encompass crushing chest pain or strain, shoulder or arm ache, shortness of breath, and sweating. girls may additionally have much less ordinary signs, such as neck or jaw ache, nausea and fatigue.

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Yes, combustion was indeed part of the carbon cycle before humans began using fossil fuels. Combustion is a natural process that involves the rapid reaction of carbon-containing substances with oxygen, resulting in the release of energy, carbon dioxide (CO2), and water (H2O).

Prior to human influence, combustion primarily occurred through natural processes such as wildfires and volcanic eruptions. These events released carbon dioxide into the atmosphere as a natural part of the carbon cycle.

Additionally, biological processes such as respiration by living organisms, including plants and animals, also contributed to the release of carbon dioxide through the combustion of organic matter.

However, the combustion associated with human use of fossil fuels has significantly altered the carbon cycle. Fossil fuel combustion, such as burning coal, oil, and gas, has substantially increased the amount of carbon dioxide released into the atmosphere.

This additional carbon dioxide has led to an increase in atmospheric concentrations, contributing to climate change and disrupting the natural balance of the carbon cycle.

Therefore, while combustion was a component of the carbon cycle before humans used fossil fuels, human activities have greatly intensified their impact on carbon dioxide levels and the global carbon cycle.

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Answer:

1.to build up static electric

2.charging by friction.

3. by conduction and by Induction

Answer:

If the have a vitamin deficent or anemia as well as a doctor remoceded them increase in their viamin intake.

Explanation:

Answer:

Daily activities like going to work is impacting the environment by polluting the air and killing and hurting plants, trees, and animals. When that happens the population of that animal or plant starts dying and eventually they start going extinct.

Explanation:

Hope this helps!

Answer:

carbon dioxide and water with the help of sunlight produce glucose and oxygen

The correct statements about k carrying capacity are: i) k varies among populations, ii) k varies in space, and iii) k varies in time. So, the correct option is only i, ii, and iii.

K is the largest population that a specific habitat can support, according to ecologists. This capability, however, changes based on a variety of variables, including the availability of resources, predator activity, illness, climate change, and other environmental conditions.

The carrying capacity of one population could not be the same as that of another population at a different place since K differs between populations due to variations in resource availability. In addition, environmental changes, natural disasters, or human actions like deforestation, pollution, and climate change can cause the carrying capacity to alter over time.

To sum up, carrying capacity (K) is a dynamic notion that fluctuates between populations as well as through time and location.

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The chemical reaction is given by

\(\\ \sf\longmapsto CO_2+H_2O\overset{\sf Sunlight}{\longrightarrow}C_6H_{12}O_6\)

Answer:

Explanation:

To determine whether the population is in Hardy-Weinberg equilibrium (HWE) for the Ab locus, we need to compare the observed genotype frequencies with the expected frequencies under HWE assumptions. The expected genotype frequencies under HWE can be calculated using the allele frequencies observed in the population.

Let's assume that the Ab locus has two alleles, A and B. We'll denote the allele frequencies as p and q, respectively, and the expected genotype frequencies under HWE as p^2 (AA), 2pq (AB), and q^2 (BB).

Given the genotyping data, we can analyze the observed genotype frequencies and calculate the expected frequencies. Let's say we obtained the following counts:

AA: 45 individuals

AB: 60 individuals

BB: 15 individuals

To determine the allele frequencies, we can calculate the allele counts. Let's denote the frequency of allele A as p and allele B as q.

Count(A) = 2 * AA + AB = 2 * 45 + 60 = 150

Count(B) = 2 * BB + AB = 2 * 15 + 60 = 90

Total count = Count(A) + Count(B) = 150 + 90 = 240

p = Count(A) / Total count = 150 / 240 = 0.625

q = Count(B) / Total count = 90 / 240 = 0.375

Now, we can calculate the expected genotype frequencies under HWE:

p^2 = (0.625)^2 = 0.390625

2pq = 2 * 0.625 * 0.375 = 0.46875

q^2 = (0.375)^2 = 0.140625

To determine whether the population is in HWE, we can perform a chi-square test using the observed and expected genotype frequencies.

Observed:

AA: 45 individuals

AB: 60 individuals

BB: 15 individuals

Expected (calculated above):

AA: (0.390625) * 120 = 46.875

AB: (0.46875) * 120 = 56.25

BB: (0.140625) * 120 = 16.875

To conduct the chi-square test, we compare the observed and expected frequencies for each genotype and calculate the chi-square statistic:

Chi-square = Σ [(Observed - Expected)^2 / Expected]

Calculating for each genotype:

AA: [(45 - 46.875)^2 / 46.875] = 0.07602

AB: [(60 - 56.25)^2 / 56.25] = 0.26765

BB: [(15 - 16.875)^2 / 16.875] = 0.10741

Summing the values:

Chi-square = 0.07602 + 0.26765 + 0.10741 = 0.45108

Degrees of freedom (df) = Number of genotypes - 1 = 3 - 1 = 2

To determine whether the population is in HWE, we compare the chi-square statistic with the critical value from the chi-square distribution table for the given significance level and degrees of freedom. If the calculated chi-square value exceeds the critical value, we reject the null hypothesis of HWE.

Alternatively, we can use statistical software or an online chi-square calculator to obtain the p-value associated with the calculated chi-square value. If the p-value is below the chosen significance level (e.g., 0.05), we reject the null hypothesis.

Further analysis:

If the population is not in HWE, it suggests that there are deviations from the expected genotype frequencies. The deviations could indicate factors such as non-random mating, genetic drift, selection, mutation, or migration.

To explore the deviations further and understand the factors contributing to the population's deviation from HWE, additional investigations can be conducted. These might include:

1.  Investigating mating patterns: Assessing whether individuals are preferentially mating with individuals of certain genotypes or from specific breeding units.

2.  Genetic drift: Analyzing the population size and potential bottlenecks or founder effects that could contribute to deviations from HWE.

3.  Selection: Examining whether natural selection is acting on the Ab locus, leading to deviations from expected genotype frequencies.

4.  Mutation and migration: Assessing the potential impact of new mutations or migration from other populations on the observed genotype frequencies.

By conducting these additional investigations, we can gain a better understanding of the factors influencing the population's deviation from HWE and further test the original hypothesis.

Answer:

the ozone layer blocks the sun's harmful Uv rays.

The super additive effect of multisensory integration refers to the phenomenon where the combined influence of multiple sensory inputs results in a greater impact on perception, cognition, or behavior than the sum of their individual effects.

In other words, when our brain processes information from multiple sensory sources simultaneously, it can lead to enhanced performance and a more robust understanding of our environment. Multisensory integration is the process through which our brain combines and integrates information from different sensory modalities, such as sight, sound, touch, taste, and smell. This integration enables us to perceive the world more accurately and efficiently, as it helps our brain to create a coherent and unified representation of external stimuli.

To illustrate the super additive effect of multisensory integration, consider a scenario where you are trying to locate a source of sound in a noisy environment. If you were to rely solely on auditory information, it might be challenging to pinpoint the exact location of the sound. However, if you also have visual cues, such as a person talking or a flashing light, the combined sensory inputs can help you determine the sound's source more accurately and quickly. This enhancement in performance can be explained by the fact that the brain is better equipped to process and interpret information when it receives input from multiple senses.

As a result, the super additive effect of multisensory integration allows us to better perceive, interpret, and respond to our surroundings, ultimately improving our ability to navigate and interact with the world around us.

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Answer:

because parents only give the child 1/2 of their chromosomes

Explanation:

Answer:

because not exactly all genes are passed down to the child

Explanation:

Answer:

1.Structural Divisions of the Nervous System. The nervous system can be divided into two major regions: the central and peripheral nervous systems. The central nervous system (CNS) is the brain and spinal cord, and the peripheral nervous system (PNS) is everything else.

2.Like the nervous system as a whole, the peripheral nervous system also has two divisions: the sensory division and the motor division. The sensory division of the PNS carries sensory information from the body to the central nervous system.

3.Sensory receptors with corresponding stimuli to which they respond.

Receptor Stimulus

Apmullae of Lorenzini (primarily function as electroreceptors) Electric fields, salinity, and temperature

Baroreceptors Pressure in blood vessels

Chemo receptors Chemical stimuli

Electromagnetic radiation receptors Electromagnetic radiation

Electroreceptors Electrofields

Hydroreceptors Humidity

Infrared receptors Infrared radiation

Magnetoreceptors Magnetic fields

Mechanoreceptors Mechanical stress or strain

Nociceptors Damage or threat of damage to body tissues (leads to pain perception)

Osmoreceptors Osmolarity of fluids

Photoreceptors Visible light

Proprioceptors Sense of position

Thermoreceptors Temperature

Ultraviolet receptors Ultraviolet radiation

Ubiquinone can pass through the inner mitochondrial membrane since it is lipid soluble. This makes ubiquinone different from other electron carrier.

In its ubisemiquinone state, ubiquinone functions as a pro-oxidant in the mitochondrial electron transport chain, where it is a mobile component. UQ is nevertheless thought to function as a membrane antioxidant. The transfer of electrons between NADH and oxygen as well as between NADH and nitrate is mediated by ubiquinone-8.The electrons from both complex I and complex II are taken up by ubiquinone (Q), which then transfers them to complex III.

Hence, Ubiquinone is unique  electron carrier, which can cross membranes.

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