what are examples of human traits or characteristics that are the products of evolution but that are not present at birth?

Peptide bond synthesis in prokaryotic translation is catalyzed by ribosomal RNA. The correct answer is D)

In prokaryotic translation, the synthesis of peptide bonds is catalyzed by the peptidyl transferase activity of the ribosome.

The ribosome is a complex molecular machine composed of both RNA and protein components, with the RNA component playing a crucial catalytic role.

Specifically, the peptidyl transferase activity responsible for forming peptide bonds between amino acids during translation occurs in the large subunit of the ribosome, which contains the ribosomal RNA (rRNA).

The rRNA acts as a ribozyme, meaning it is an RNA molecule with catalytic activity, and is responsible for catalyzing the formation of peptide bonds between amino acids.

Therefore, the answer is D)

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Answer:

Did you mean: . Which of the following statements explains how the process of photosynthesis and cellular respiration cycle matter

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the leg of the whale and the skeletal structure of it provides the evidence from developmental biology of a shared evolutionary history.

Answer:

D. The skeletal structures of a leg of a horse and a flipper of a whale are very similar.

Explanation:

The large intestine shows all the characteristics to differ from small implants as it has numerous intestinal glands, a smooth mucosa, lacks intestinal villi, and has a simple columnar epithelium with goblet cells, options A, B, C, and D all are correct.

The large intestine differs from the small intestine histologically in several ways. It lacks intestinal villi and has smooth mucosa, which means it does not have the same extensive surface area for absorption as the small intestine.

Instead, the large intestine has numerous intestinal glands, which secrete mucus and help to lubricate the fecal matter as it passes through. The simple columnar epithelium of the large intestine contains a high number of goblet cells, options A, B, C, and D all are correct.

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The complete question is:

In what ways is the large intestine histologically different from the small intestine? Check all that apply.

A) Has numerous intestinal glands

B) Has a smooth mucosa

B) Lacks intestinal villi

D) Has a simple columnar epithelium with goblet cells

The velocity of blood flow is lowest in capillaries because: The total cross-sectional area of the capillaries is greater than the total cross-sectional area of the arteries or any other part of the circulatory system. The correct option is D.

Blood flow velocity and total blood vessel cross-sectional area are inversely related. The velocity of flow reduces as the vessels' overall cross-sectional area grows. The capillaries, where blood flow is the slowest, provide time for the exchange of gases and nutrients.

Therefore, "The overall cross-sectional area of the capillaries is greater than the total cross-sectional area of the arteries or any other portion of the circulatory system" is the right response.

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Here, the assertion i.e., deficiency symptoms occur if the soil is lacking any particular element is correct. But the reason is incorrect.

When a material is exposed to or contaminated with another substance, it can have toxic consequences that result in serious biological harm or death.

When the soil is deficient in vital substances like nitrogen, phosphorus, potassium, magnesium, etc., deficiencies manifest as symptoms.

Only when the plant is given those crucial nutrients can these symptoms be managed.

Only very little amounts of micronutrients are required by plants, and too much of them can be harmful and impair normal body processes.

Thus, here, the assertion is true but the reason is incorrect.

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When the electrons leave the chlorophyll molecules, it leaves behind a 'hole. ' This electron hole is filled in by a water molecule that is oxidized, or loses electrons, as it essentially splits into two hydrogen atoms, or protons, and an oxygen atom.

Answer:

Photolysis. When the electrons leave the chlorophyll molecules, it leaves behind a 'hole.'. This electron hole is filled in by a water molecule that is oxidized, or loses electrons

Explanation:

Hope it helps.. Please give me a brainliest ! - Have a great day <3

Answer:

a,b,c

Explanation:

Answer:

Purification techniques

Answer:

It is just the techniques purification

Explanation:

The portion of the bipolar olfactory receptor cell that actually detects odors is the olfactory cilia.

These are hair-like projections located on the dendritic knob of the bipolar neuron. The cilia are covered in olfactory receptor proteins, which are responsible for binding to odor molecules in the air.

When an odor molecule binds to a receptor protein, it triggers a series of biochemical reactions within the olfactory receptor cell. These reactions generate an electrical signal, which is transmitted to the brain via the olfactory nerve. The brain then interprets this signal as a particular smell.

Interestingly, each olfactory receptor cell expresses only one type of receptor protein, but there are hundreds of different receptor types. This means that each cell can only detect a specific set of odors, but the combination of signals from many cells allows for the detection and discrimination of a vast range of smells.

Overall, the olfactory cilia play a crucial role in our sense of smell, allowing us to detect and distinguish a wide variety of odors in our environment.
 

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Answer:have a great day

Explanation:

Respiration is the life-sustaining process in which gases are exchanged between the body and the outside atmosphere. Specifically, oxygen moves from the outside air into the body; and water vapor, carbon dioxide, and other waste gases move from inside the body to the outside air. Respiration is carried out mainly by the respiratory system.It is important to note that respiration by the respiratory system is not the same process as cellular respiration —which occurs inside cells — although the two processes are closely connected. Cellular respiration is the metabolic process in which cells obtain energy, usually by “burning” glucose in the presence of oxygen. When cellular respiration is aerobic, it uses oxygen and releases carbon dioxide as a waste product. Respiration by the respiratory system supplies the oxygen needed by cells for aerobic cellular respiration, and removes the carbon dioxide produced by cells during cellular respiration.

Answer It Goes down the pharynx than into the larynx to the trachea then into the lungs through the 2 bronchi.

Explanation:

Answer:

B) species of zooplankton

Explanation:

I just took a test with this question on it and got it right.

Hope this helps! :)

Answer:

More surface area for oxygen to be absorbed into the blood

Explanation:

Answer:

an iodine test for starch

She is testing for the presence of Starch.

The iodine test is a chemical reaction which checks  for the presence of starch on food substances with the use of iodine solution (0.1 M potassium triiodide solution) as the reagent.

The procedure follows as

1. If no change  occurs that means the Iodine still remains brown then no starch is present

2. If a blue black coloration is formed, then presence of starch is confirmed.

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Answer:

In the circulatory system

Explanation:

The circulatory system of the body is where all blood cells are found.

Answer:

According to the evidence, these volcanic eruptions were not the cause of the consistent rise in CO2 levels. If they were, CO2 levels would steadily rise and fall. The chart shows that CO2 levels rose even when there was a drop in volcanic activity. That means some other factors are causing the increase in atmospheric CO2.

Explanation:

Salmonella infection and campylobacteriosis cause diarrhea after eating partially cooked chicken. This causes food poisoning.

An illness called food poisoning is brought on by consuming tainted food. Most people recover without treatment in a few days and it's typically not dangerous. The food is typically contaminated with bacteria, such as salmonella or Escherichia coli (E. coli), or a virus, like a norovirus, in cases of food poisoning.

more than three days of diarrhea. A high fever (102°F or above) vomiting so frequently that it is difficult to swallow liquids. Dehydration symptoms include not peeing as frequently, a dry mouth and throat, and feeling lightheaded while standing up.

Hence, Jean suffered from food poisoning caused by salmonella infection.

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Normal values of urea in urinalysis diagnosis range from 20-40 mg/dL. Normal values of creatine in urinalysis diagnosis range from 20-200 mg/dL.

Urea is a waste product formed in the liver during protein metabolism. In the context of urinalysis diagnosis, the presence of urea can provide valuable insights into kidney function and overall metabolic health. The normal range for urea in urinalysis is typically between 20-40 mg/dL. Values above or below this range may indicate potential issues with kidney function or metabolic disorders.

Creatine, on the other hand, is a molecule involved in muscle metabolism. It is produced in the liver and kidneys and is primarily excreted through urine. In urinalysis diagnosis, measuring creatine levels can be useful for assessing kidney function and muscle health. The normal range for creatine in urinalysis is typically between 20-200 mg/dL. Values outside this range may suggest abnormalities in kidney function or muscle-related conditions.

It is important to note that normal values can vary slightly depending on the laboratory and the specific testing method used. Additionally, it is crucial to interpret these values in the context of the patient's overall clinical presentation and medical history. Urinalysis analysis provides valuable information, but it is only one piece of the diagnostic puzzle. Further investigations and consultations with healthcare professionals are often necessary to make an accurate clinical prognosis.

Urinalysis is a commonly used diagnostic tool in clinical practice. It involves analyzing the physical, chemical, and microscopic properties of urine to assess various aspects of health. Urea and creatine are two important components measured in urinalysis. Urea reflects kidney function and metabolic health, while creatine provides insights into kidney function and muscle metabolism.

Monitoring these values within the normal range helps in assessing the overall health of an individual. However, it's essential to remember that interpreting urinalysis results should always be done in conjunction with other clinical information and medical history to ensure an accurate diagnosis and prognosis.

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Answer: One is that there is not enough food.

Explanation:

Answer:

A- Tapeworms living in a mammal's intestinal tract.

Explanation:

Parasitism is a symbiotic relationship between species, where one organism, the parasite, lives on or in another organism, the host, causing it some harm, and is adapted structurally to this way of life.

Hope this helps!

Answer: All atoms of an element have the same number of protons, and every element has a different number of protons in its atoms. (I think I'm correct about this)

Explanation: All helium atoms have two protons, and no other elements have atoms with two protons.

Iteroparous organisms are capable of reproducing multiple times throughout their lifetime. This is in contrast to semelparous organisms, which reproduce only once before dying. There are many examples of iteroparous organisms across various taxonomic groups.

Mammals such as humans, elephants, and whales are all iteroparous. They typically reproduce several times throughout their lives, producing multiple offspring in each reproductive event. Birds such as eagles, owls, and storks are also iteroparous, producing multiple clutches of eggs over several breeding seasons.

Many reptiles, such as turtles, lizards, and snakes, are iteroparous as well. These organisms may reproduce annually or every few years, depending on their species and environmental conditions. Similarly, many fish species, such as salmon, trout, and cod, are iteroparous, with females producing multiple batches of eggs throughout their lifetime.

Overall, iteroparity is a common reproductive strategy across many different types of organisms. It allows for greater reproductive success and the ability to adapt to changing environmental conditions over time.

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An instrument that is used in the photosynthesis lab to perform a given experiment is a spectrum.

Photosynthesis may be defined as the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.

A spectrum is an instrument used in the photosynthesis lab which contains a prism and through the eyepiece displays the total visible spectrum when a light source is passed through the light slit.

Therefore, an instrument that is used in the photosynthesis lab to perform a given experiment is a spectrum.

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The following is a density-dependent limiting factor: the disease that is in Option a. The disease is a density-dependent factor that is dependent on the density of the population.

There are two types of factors that regulate the population: density-dependent factors and density-independent factors. The density-dependent factors include disease, a shortage of food, etc., and all these negatively affect the density of the population, while the density-independent factors are the heat wave, fire, and drought, which do not depend upon the population density.

Hence, the following is a density-dependent limiting factor: the disease that is in Option a.

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Answer:

He realized that the tortoises shells changed to better suit the environment they were living in

Not sure if this helped but I hope it did :)

Answer:

I am pretty sure that the answer is (a) The way that a species creates offspring.

Explanation:

The term reproductive strategy is loosely used to refer to the way an animal mates and/or raises offspring.

These statements are an example of a factual description of the behavior of ginkgo trees in Forest Lawn during autumn.

Specifically, it describes the phenomenon of ginkgo trees shedding their leaves over a 24-hour period and suggests that all the trees in the forest will go through this process in a single day. It is possible that this information may be based on observations or data collected by researchers or naturalists who have studied the behavior of ginkgo trees in this particular forest.

Ginkgo trees are a type of tree that is native to China and is also commonly found in other parts of the world. They are characterized by their unique fan-shaped leaves and are considered to be a living fossil, as they are one of the oldest tree species in the world.

Ginkgo trees are also known for their hardy nature and resistance to pests and diseases, making them a popular choice for landscaping and ornamental use in many parts of the world. In addition, ginkgo trees have also been used in traditional medicine for centuries and are believed to have various health benefits.

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