PLZ ANSWERRRR
Can having certain recessive traits help an animal fight against parasitism?

Answer:

Aerobic respiration can be described by the following word equation: glucose + oxygen gives carbon dioxide + water (+ energy) This means that glucose and oxygen get used up while carbon dioxide and water are made. The chemical energy stored in the glucose molecule is released in this process.

Explanation:

Answer:

Respiration is the biochemical process in which the cells of an organisms obtain energy by combining oxygen and glucose resuling in the release of carbon dioxide, water and ATP.

Kyphosis is an exaggeration of the Thoracic curve.

There are many types of physical deformities that can cause abnormal curvatures in a person's physical appearance that will look odd and can disturb the postural balance of the person. Kyphosis is an example of such deformity, it is generally an exaggeration of the thoracic curve of the spine.

Thoracic Kyphosis generally represents the curvature of the upper back in the spine that will cause the body to stoop forward. It is a physical postural defect a person faces due to curvature in the thoracic spine. The curvature is generally greater than 50 degrees which can cause the body to lean forward.

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According to the question, there are several craters that were created by volcanic eruptions in Maria.

When earth is exposed to high winds, heavy rains, and moving water, soil erosion predominantly takes place. Some anthropogenic impacts, like farming and clearing land, make soil more prone to erosion.

Mud - brick minerals are worn away during erosion, a geology process in which they are moved by wind or water. Buffeting, a related process that does not involve movement, degrades or breaks down rock. A little rock fragment being carried away from a mountainside by the wind as an illustration of erosion.

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The correct question is-

Choose the statement that best describes the Moon's landscape.

A. sparse vegetation, very little erosion, sandy soil

B. riverbeds with boulders, dust storms, bad weather

C. many craters, maria formed from volcanic eruptions

D. almost flat and featureless with some rolling hills

Answer:

Explanation:

WHAT ON EARTH IS THE QUESTION

Answer:

I think it's A) A protein substrate

Answer:

asia

Explanation:

Answer:

Mountains are most often formed by movement of the tectonic plates in the Earth's crust. Great mountain ranges like the Himalayas often form along the boundaries of these plates. Tectonic plates move very slowly.

Explanation:

Based on the information provided in your question, if the body temperature of the deceased woman is 29.4°C (84.9°F), and assuming a postmortem cooling rate of 1.5 to 2 degrees Fahrenheit per hour, it is estimated that the time of death would be approximately 12 to 18 hours prior to the body temperature measurement. It's important to note that this estimate is based on general guidelines and may not be entirely accurate, as multiple factors can affect the rate of postmortem cooling in individual cases. Therefore, a proper determination of the time of death in a forensic investigation would require a comprehensive analysis of various factors, including body temperature, in conjunction with other evidence and forensic techniques.

A threshold stimulus applied to an excitable membrane is one that is just sufficient to: trigger a graded potential or an action potential in the membrane, or to cause net inward movement of positive charge through the membrane. The correct option is A and C

A graded potential is a membrane potential that varies in magnitude depending on the strength of the stimulus. It is a relatively small, local potential that occurs in response to a stimulus but does not generate an action potential.

An action potential is an all-or-nothing response, meaning that the same stimulus strength is always required to trigger the action potential. It is an electrochemical signal that travels along the membrane of a cell, initiating a signal cascade that produces a physiological response.

The net inward movement of positive charge is caused by the opening of specific ion channels in the membrane when stimulated. This allows a greater number of positively charged ions to enter the cell, resulting in a net inward movement of positive charge through the membrane.

In summary, a threshold stimulus applied to an excitable membrane is one that is just sufficient to trigger a graded potential, an action potential, or to cause net inward movement of positive charge through the membrane.

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Answer:

i think it d

Explanation:

Answer:

a contracting mass of gas which represents an early stage in the formation of a star, before nucleosynthesis has begun.

Explanation:

Answer:

i think it is B .

Answer:The answer is D, because there would not be enough DNA, and that could lead to self-destruction, B is wrong

Answer:

A: Plants

B: Consumers

C: Sun

D: Oxygen

E: food

Explanation:

Abiotic factors refer to non-living things int he ecosystem, whereas the biotic factors are the living things in the environment.

A, in this case, is referring to the plants in the ecosystem, the producers. Plants produce D and E, that is, oxygen and food respectively. B are the consumers in the environment, the herbivores in particular that feed on the plants and rely on it as the only food source. C refers to the sun as the source of light energy for the plants.

If you do a punnet Square it shows that there is a 50% chance that the kid could get the disease. However, it is a recessive trait. so the kid could also create a dominate trait and not get the disease due to the father.

If two individuals are afflicted by a recessive genetic disease, and their child is unaffected, then it is highly likely that both parents are heterozygous carriers of the mutant allele.

Let's explain this result in detail below:

Explanation: Recessive inheritance means that an individual must inherit two copies of the mutant allele in order to display the phenotype of the genetic disease. A recessive allele is one that is not expressed when the dominant allele is present, and therefore it requires two copies of the mutant allele for the recessive trait to be expressed. The two individuals in question who are afflicted by a recessive genetic disease are therefore homozygous for the mutant allele.

For a child to be unaffected by a recessive genetic disease, it means that the child must have inherited a dominant allele from at least one of the parents. This dominant allele can either be from the mother or the father. If the child had inherited one copy of the recessive allele, and one copy of the dominant allele, the child would have been a carrier like their parents, but would not show any symptoms or signs of the recessive genetic disease.

The probability of two heterozygous carriers (who are not affected by the disease) having an unaffected child is 75%. It means that out of every four offspring of two heterozygous parents, three will be carriers and one will be unaffected.

Therefore, the best explanation for the child of the two individuals afflicted by a recessive genetic disease being unaffected is that the parents are both heterozygous carriers of the mutant allele.

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Suturing a large wound reduces the risk of infection and promotes faster healing. The correct option is b.

When a wound is left open, it is vulnerable to contamination by bacteria, which can lead to infection and delay the healing process. Suturing involves bringing the wound edges together and securing them with stitches, which creates a barrier that protects against external pathogens and reduces the chances of infection.

Furthermore, suturing helps in wound closure by primary intention, where the edges of the wound are brought close together and aligned, allowing for optimal healing. This method promotes faster healing by enabling the formation of a strong and organized scar tissue.

However, it's important to note that while suturing helps in minimizing scar formation and improving the overall appearance of the healed wound, it does not completely prevent scarring. Scar formation is a natural part of the healing process, and its extent can vary depending on various factors such as the depth and location of the wound, individual healing responses, and proper wound care post-suturing.

Therefore, The correct option is b.

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Answer: A) Tropical regions have more available niches into which new species can occupy.

Explanation: USATestPrep

Answer:

A) Tropical Regions have more available niches into which new species ca occupy.

Explanation:

Answer:

peripheral nerve cells

Explanation:

in doing so he discovered a new type of cell surrounding the axons and neurons of nerve fibers – the cells he discovered are now called Schwann cells.

The main finding of Rovee-Collier's experiment on infant memory is that infants have the ability to remember a previously learned task even after a long delay, demonstrating the existence of long-term memory in infants.

The experiment involved habituating young infants to a mobile suspended over their cribs and then testing their recall of the mobile after a delay of several weeks or months. The results showed that infants were able to recall the previously learned task, indicating the presence of long-term memory.

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Evolution can impact human health and medicine in a number of ways. For example, as organisms evolve and adapt to their environment, they may develop new traits or characteristics that help them survive. These traits may also affect human health, either positively or negatively.

For example, some bacteria may evolve resistance to antibiotics, making it more difficult to treat infections in humans. On the other hand, some organisms may evolve beneficial traits that can be used in medicine, such as the development of new drugs or therapies.

In addition, evolution can help us better understand the genetic basis of human disease. By studying how different genes and genetic variations have evolved over time, researchers can gain insights into the underlying causes of diseases like cancer, heart disease, and diabetes. This knowledge can lead to new treatments and therapies that target specific genetic mutations or pathways.

Overall, understanding the role of evolution in human health and medicine is essential for developing effective treatments and therapies that can improve the health and well-being of people around the world.

Evolution can impact human health and medicine in various ways, including antibiotic resistance, genetic mutations, and the study of comparative genomics. By understanding these processes, medical professionals can better address the health needs of individuals and communities.

1. Antibiotic resistance: Over time, bacteria and other pathogens evolve to become resistant to antibiotics, making it harder to treat infections.
2. Genetic mutations: Evolutionary processes can lead to genetic mutations that impact human health. Some of these mutations provide a survival advantage, such as resistance to certain diseases, while others may increase susceptibility to illness.
3. Comparative genomics: Studying the genomes of different organisms can help researchers understand how genes evolve and function, leading to advances in medicine.

In conclusion, evolution plays a crucial role in shaping human health and medicine. By understanding the mechanisms of evolution, such as antibiotic resistance, genetic mutations, and comparative genomics, medical professionals can better address health challenges and develop new treatments and interventions.

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➜ These are the reasons so Mendel choose pea plant for his experiment:

Answer:

Geregor Mendel chose the pea plants for his experiments because the garden pea is an ideal subject in the study of genetics for the following reasons: presence of observable traits with contrasting forms produces many offspring in one cross.

Answer: False

Explanation: You're supposed to have numerically more smaller units than bigger units, since a lot of these smaller units are combined to create a single larger unit.

If humans will start producing gamete cells through mitosis rather than meiosis then each gamete cell will now be diploid and will each coming generation the number of the chromosome will get doubled.

The two separate cell division processes are meiosis and mitosis.

Mitosis, commonly referred to as cell duplication or reproduction, is the process by which a cell divides into two genetically identical daughter cells. Mitosis refers to the processes of chromosome duplication and distribution, which are where the genetic material is stored.

Meiosis is a type of cell division that occurs in sexually reproducing organisms and lowers the number of chromosomes in gametes (the sex cells, or egg and sperm). Human body cells, also known as somatic cells, have two sets of chromosomes and are diploid (one from each parent).

Hence, if the gametes start producing via mitosis then they will be diploid and thus when theses gametes will fuse together to form zygote it will be tetraploid and thus with each generation the number of chromosomes will be doubled.

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Answer:

immune system recognizes and kills the pathogen before it can make you sick

Explanation:

the respiratory and cardiovascular system mostly just spread the disease

the muscular and excretory system have no part in fighting the disease

so the only logical answer left would be the immune system  

Answerr:

B

Explanation:

Cell division occurs in two stages: mitosis and meiosis. When most people say "cell division," they're referring to mitosis, the process of creating new body cells. Meiosis is the process through which egg and sperm cells are formed. Mitosis is an essential biological mechanism.

Mitosis occurs in four stages: prophase (sometimes known as early prophase and prometaphase), metaphase, anaphase, and telophase. More information on these stages may be found in the mitosis video. The cytoplasm of the cell is split in two during cytokinesis, resulting in the formation of two new cells.

The following are the stages of a cell cycle: Interphase - This phase encompasses the G1, S, and G2 phases. M phase - The mitotic phase, which includes prophase, metaphase, anaphase, and telophase. Cytokinesis - The cytoplasm of the cell splits during this phase.

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Full Question ;

Answer:

Productivity is smallest in the polar region and highest at the equator.

Explanation:

In general, productivity is highest at the equator and lowest at the poles. At the equator, sunlight is direct throughout the whole year, so plants are able to produce about the same amount of sugar during the whole year. In the temperate region, there are distinct summer and winter seasons. There would be more productivity in the summer and less in the winter, but even at the peak in the summer, there would be less than at the equator. At the poles, there would be very little primary productivity. They only get sunlight for short periods of time throughout the year. The ground also remains frozen so it is difficult for plants to grow there. Therefore, there would be little to no productivity from plants at the polar regions.

During the Cretaceous period, high temperatures and abundant vegetation resulted in increased \(CO_2\) levels, leading to the accumulation of organic matter and the formation of good source rocks for oil and gas.

During the Cretaceous period, spanning from approximately 145 to 66 million years ago, the global carbon-climate cycle played a crucial role in the development of favorable conditions for the formation of good source rocks. The period was characterized by high global temperatures and abundant vegetation, resulting in increased carbon dioxide \((CO_2)\) levels in the atmosphere.

The elevated \(CO_2\) levels fueled vigorous photosynthesis, leading to the accumulation of organic matter in marine and terrestrial ecosystems. As this organic matter was buried and subjected to heat and pressure over millions of years, it transformed into oil and gas, creating potential source rocks. The warm climate and prolific vegetation during the Cretaceous, along with the subsequent geological processes, contributed to the formation of the rich hydrocarbon reserves that are vital to our energy resources today.

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The correct question is:

Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)

Into the roots, up the stem, and to the leaves