MCQ on Essential Amino Acids




Essential amino acids are crucial nutrients the body can’t produce, requiring intake through food. There are nine essential amino acids vital for protein synthesis and various bodily functions. They play key roles in muscle repair, immune function, and overall health, sourced primarily from dietary sources. This is an MCQ on Essential Amino Acids and its Physiological Role.

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1. 
What are essential amino acids (EAAs)?

2. 
How many essential amino acids are there in total?

3. 
Which of the following is NOT an essential amino acid?

4. 
Lysine, an essential amino acid, is important for:

5. 
Which essential amino acid is often considered limiting in plant-based diets and can be found in higher amounts in animal products like meat and dairy?

6. 
Phenylalanine is an essential amino acid that is a precursor for the neurotransmitter dopamine. An inherited disorder that impairs phenylalanine metabolism is known as:

7. 
Histidine, an essential amino acid, plays a role in which important physiological process?

8. 
Which essential amino acid is known for its role in the synthesis of the neurotransmitter serotonin and the hormone melatonin?

9. 
The condition known as kwashiorkor is characterized by a deficiency in essential amino acids, particularly:

10. 
Which of the following foods is a good source of essential amino acids and is often considered a complete protein source?

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mcq on essential amino acids






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