Question detail

Why is ammonia produced during deamination considered toxic, and how is it managed in the body?

Try the question, check the answer, then read the explanation to understand the curriculum point.

At a glance

Question

Type

exam_style

Style

Topic

Hormonal coordination in humans

Question

Why is ammonia produced during deamination considered toxic, and how is it managed in the body?

Answer

Ammonia is produced during deamination as a byproduct of removing the amino group from amino acids, and it is considered toxic because it can disrupt cellular functions. The liver converts ammonia into urea, which is less toxic and can be safely excreted in urine.

Explanation

This answer effectively explains the toxicity of ammonia and the body's method of managing it, demonstrating a clear understanding of the metabolic processes involved. The question tests the student's ability to apply knowledge of biochemical processes.

Common mistake

Misunderstanding Deamination

Students often confuse deamination with the process of digestion, thinking it occurs in the stomach rather than the liver.

Remember that deamination specifically refers to the removal of the amino group from excess amino acids in the liver, not during digestion.

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