A scientist studied the evolutionary relationships among 8 species of bears. The scientist constructed the following diagram to show her conclusions

They help turn the energy we take from food into energy that the cell can use. But, there is more to mitochondria than energy production. Present in nearly all types of human cell, mitochondria are vital to our survival. They generate the majority of our adenosine triphosphate, the energy currency of the cell.

Answer:

They are non-bilaterian.

Explanation:

All the animals you listed are non-bilaterian; any organism that lacks bilateral symmetry is non-bilaterian, which is what all of those have in common.

If you were a researcher working on what seemed to be a new hemorrhagic fever, you would search for a vector which was a primate. The given statement is false.

If you were a researcher working on what seemed to be a new hemorrhagic fever, you would not necessarily search for a vector that is a primate. Hemorrhagic fevers can be transmitted through various vectors, including insects (e.g., mosquitoes and ticks) and rodents.

While primates can be hosts for certain hemorrhagic fevers, they are not typically considered the primary vector for these diseases. As a researcher, you would investigate different potential vectors to determine the source of transmission.
It is false to assume that a researcher would specifically search for a primate as the vector when working on a new hemorrhagic fever. Other potential vectors, such as insects and rodents, should be investigated as well.

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Answer:

Make sure to reword

Explanation:

ATP is the energy containing nucleotide in cells while the energy found in glucose is used to make ATP. The key difference between glucose and ATP is the composition of these two molecules.

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Answer:

As the Moon orbits our planet, its varying position means that the Sun lights up different regions, creating the illusion that the Moon is changing shape over time. ... This is because it rotates once on its axis in exactly the same time it takes to orbit Earth – 27 days and seven hours.

Explanation: pleaseeee mark as brainliest

DNA is 99.9% identical from person to person as individual although 0.1% difference doesn't sound like a lot it actually represents millions of different locations within the genome where variation can occur.

DNA is the hereditary material in humans and almost all other organisms the molecule inside cells that contain the genetic information responsible and function of an organism.

DNA is a linear molecule composed of four types of smaller chemical molecules called nucleotide bases such as:

Therefore DNA is 99.9% identical for individual its  a hereditary material in human and almost all other organisms.

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Answer:Option A

Explanation:pH decreases with increase in temperature

Aeromedical factors are crucial considerations for aviation safety. There are four types of hypoxia, each with different causes and corrective actions.

The first type of hypoxia is hypoxic hypoxia. This occurs when there is a lack of oxygen in the air at high altitudes, leading to decreased oxygen saturation in the blood. The corrective action for hypoxic hypoxia is to descend to a lower altitude where there is sufficient oxygen in the air.

The second type of hypoxia is hypemic hypoxia. This occurs when the blood is unable to carry sufficient oxygen due to conditions such as anemia or carbon monoxide poisoning. The corrective action for hypemic hypoxia is to administer oxygen or treat the underlying condition.

The third type of hypoxia is stagnant hypoxia. This occurs when the blood is not flowing properly, such as in cases of shock or heart failure, leading to decreased oxygen delivery to the tissues. The corrective action for stagnant hypoxia is to address the underlying cause, such as administering fluids or medications to improve blood flow.

The fourth type of hypoxia is histotoxic hypoxia. This occurs when the tissues are unable to use the oxygen delivered by the blood, such as in cases of alcohol or drug poisoning. The corrective action for histotoxic hypoxia is to treat the underlying cause and administer oxygen if necessary.

In summary, the four types of hypoxia are hypoxic, hypemic, stagnant, and histotoxic. The corrective actions depend on the underlying cause of the hypoxia and may involve administering oxygen, treating underlying conditions, or addressing issues with blood flow.

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Bowls and turrets, which are used to serve food, and pitchers and pots, which are used to serve liquids, are called tableware or dinnerware.

Tableware, also known as dinnerware, is a collective term used to describe the plates, bowls, cups, saucers, and other items used for serving food and drinks at a dining table. It includes various types of utensils, dishes, and serving pieces, such as bowls, plates, cups, saucers, spoons, forks, knives, pitchers, pots, and more.

Bowls are typically used to serve foods that are liquid or semi-solid, such as soup, stew, cereal, or ice cream. Tureens are large, deep bowls often used for serving soups or stews. Pitchers and pots are used to serve liquids such as water, juice, milk, or coffee.

Tableware comes in various sizes, materials, and designs. It can be made from different materials such as ceramic, glass, metal, plastic, or wood, and can feature various designs and patterns to fit different occasions and settings.

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The concentrations of these hormones can have a significant impact on the renal system and contribute to the regulation of blood pressure, fluid balance, and electrolyte balance in the body.

Several hormones are involved in regulating the renal system. The hormones whose concentrations are likely to have significant changes in the circulation during the later stages of renal system regulation include:

1.Renin: Renin is an enzyme produced by the kidneys that plays a critical role in regulating blood pressure and fluid balance. In response to low blood pressure, the kidneys release renin into the bloodstream, which triggers a cascade of hormonal events that result in the production of angiotensin II, a potent vasoconstrictor.

2.Angiotensin II: Angiotensin II is a hormone that constricts blood vessels and raises blood pressure. It is produced as a result of the renin-angiotensin-aldosterone system (RAAS), which is activated in response to low blood pressure or low blood volume.

3.Aldosterone: Aldosterone is a hormone produced by the adrenal glands that regulates sodium and potassium balance in the body. It is also part of the RAAS system and is released in response to low blood pressure or low blood volume.

4.Antidiuretic hormone (ADH): ADH, also known as vasopressin, is a hormone produced by the hypothalamus and released by the pituitary gland. It regulates water balance in the body by increasing water reabsorption in the kidneys.

5.Atrial natriuretic peptide (ANP): ANP is a hormone produced by the heart in response to increased blood volume. It acts to increase the excretion of sodium and water in the kidneys, which helps to lower blood volume and blood pressure.

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Answer:

Similar in shape and chromosome number but different in size.

Explanation:

The final cells are identical in shape and chromosome number as compared to the original cell from which the new cells are formed because the original cell divided into two final cells which are identical to the original cell. The mitosis type of cell division occur in the original cell that leads to identical daughter cells which are small in size as compared to the original mature cell. The chromosome number in the new and original cells are the same i.e. diploid number of chromosome.

The current extinction rate of vertebrates is estimated to be some 100 times (or more) the historical background extinction rate.

This increased rate of extinction is primarily attributed to various human activities, including habitat destruction, deforestation, pollution, climate change, overexploitation, and introduction of invasive species.

Among these factors, habitat destruction is considered a significant driver of species loss, as it disrupts ecosystems, reduces available habitats, and limits resources for many vertebrate species.

Thus, the current extinction rate of vertebrates is estimated to be some 100 times (or more) the historical background extinction rate.

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The point of view is called "biological determinism" or "biological reductionism."

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The vacuole or the tonoplast is the organelle which occupies much of the volume of a plant cell.

A plant cell consists of a cell membrane and a cell wall which gives the cells its shape as well as rigidity and protects it. There are a number of different organelles present inside a plant cell like the nucleus, chloroplast, ribosomes etc.

The vacuole, which is also known as the tonoplast, is one of the most significant intracellular components present in the plant cells and occupy almost 90% of the cell volume. It is basically a membrane bound organelles which help in maintaining the water balance.

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1. Blood circulation

2. Heat generation

3. Support

4. Movement

5. Protection

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False - Inadequately managed waste and littered waste are not the same thing.

Milk jugs and plastic straws can also contribute to plastic pollution, but plastic bags are particularly problematic due to their widespread use and disposal practices.

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Answer:

Facilitated diffusion

A smear is most commonly prepared when staining bacterial cells to observe under the microscope.

A smear is created by spreading a sample of the bacteria onto a microscope slide, allowing it to air-dry, and then fixing it with heat or chemicals. The fixed bacteria can then be stained with different dyes to reveal specific structures or characteristics, such as Gram-positive or Gram-negative bacteria, flagella, or spores. This technique is often used in microbiology to identify and classify different types of bacteria and to diagnose bacterial infections.

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Answer:

Buffalo population changes are best explained largely by hunting but model fit was improved with the addition of predation mortality. Food supply was only a factor in areas where hunting was least, namely the east and south.

Many wind farms have thousands of individual turbines and cover hundreds of square miles. Which argument in the essay most refutes the author's point that wind energy will reduce greenhouse gas emissions

Gases inside the earth's atmosphere called greenhouse gases (GHGs) trap heat. The earth's surface is warmed during the day by the sun's rays passing through the atmosphere. The earth's surface cools at night, releasing heat into the atmosphere once more.

The most harmful and common greenhouse gas, carbon dioxide, is at its highest ever recorded levels in the atmosphere. As a result of burning fossil fuels, humans are mostly to blame for the air's high concentration of greenhouse gases.

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Answer:

Tt x Tt  =  1 TT : 2 Tt : 1 tt

Explanation:

Not much to explain, just a Punnett Square:  (offspring bolded)

          T         t

T        TT       Tt

t         Tt         tt

Thick dental enamel in A. Australopithecines helps with crushing food.

Australopithecines were hominins that lived between approximately 4.2 and 1.4 million years ago. They are known for their bipedal locomotion and a mix of ape-like and human-like characteristics.

One notable feature observed in the fossil record of Australopithecines is their robust craniodental anatomy, including thick dental enamel.

Thick dental enamel in Australopithecines is thought to have provided them with a greater ability to withstand the mechanical stresses associated with chewing tough and abrasive foods.

This robust enamel, which forms the outer layer of the tooth crown, helps protect the underlying dentin and pulp from wear and damage during mastication.

The presence of thick dental enamel suggests that Australopithecines consumed a diet that required extensive chewing and processing. Their teeth exhibit features such as large molars and premolars with thick enamel ridges, adapted for grinding and crushing tough plant material.

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"A population of birds abruptly decreases its frequency of sexual reproduction" is the scenario that will reduce the genetic diversity of a population.

Genetic diversity is decreased through inbreeding, genetic drift, restricted gene flow, and small population size. These circumstances are frequently faced by fragmented and vulnerable populations, which is likely to raise their risk of extinction.

A bottleneck can lower the population's genetic diversity. genetic flow. across populations of the same species; the sharing of genes. Different populations may become genetically increasingly similar to one another as a result of gene flow.

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Theus will be relying mostly on the frontal lobe of his brain. This lobe is responsible for higher cognitive functions such as reasoning, problem-solving, and decision-making, which are crucial for success in the exam.

Theus will be relying on his frontal lobe the most to do well on the bar exam. This lobe is responsible for executive functions such as planning, decision-making, and problem-solving, which are essential for success on a complex and challenging exam like the bar. Additionally, the frontal lobe is involved in attention and concentration, which are also crucial for staying focused during the exam.
To do well on the bar exam, Theus will be relying mostly on the frontal lobe of his brain. This lobe is responsible for higher cognitive functions such as reasoning, problem-solving, and decision-making, which are crucial for success in the exam.

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As the skateboarder moves, several energy transformations take place within their body. Some of the energy transformations include:

1. Chemical energy to kinetic energy: When the skateboarder pushes off the ground, the energy stored in the chemical bonds of their muscles is converted into kinetic energy, which is responsible for their motion.

2. Kinetic energy to gravitational potential energy: As the skateboarder moves up a ramp, their kinetic energy is converted into gravitational potential energy.

3. Gravitational potential energy to kinetic energy: When the skateboarder moves down the ramp, the gravitational potential energy is converted back into kinetic energy.

4. Kinetic energy to thermal energy: As the skateboarder moves, they also experience frictional forces which convert some of their kinetic energy into thermal energy.

5. Chemical energy to thermal energy: The continuous movement of the skateboarder requires the energy stored in their muscles to be converted into thermal energy, which is released as heat.

I hope that the assistance I provided was helpful.

The motion of the skateboarder is powered by energy transformations that occur within their body. As the skateboarder moves, their body converts stored chemical energy (from food) into kinetic energy, which is the energy of motion. This conversion happens through a series of complex biochemical processes that occur within the skateboarder's muscles.

When the skateboarder pushes off the ground, their leg muscles contract, converting chemical energy stored in the form of ATP (adenosine triphosphate) into kinetic energy as the legs move and the skateboarder accelerates. As the skateboarder continues to move, the muscles in their body work together to maintain balance and control, converting chemical energy into kinetic energy and potential energy as the skateboarder jumps, turns, and performs tricks.

Additionally, the skateboarder's body also experiences other forms of energy transformation during this process. For example, as the skateboarder moves, their body generates heat through metabolic processes, which is a form of thermal energy. The skateboarder also loses energy through friction with the ground and air resistance, which is converted into heat and sound energy.

In summary, the motion of the skateboarder is powered by a series of complex energy transformations that occur within their body. These transformations involve the conversion of stored chemical energy into kinetic and potential energy, as well as the generation of heat and sound energy through friction and air resistance.