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Human Body
Amino Acid
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What is the main function of amino acids in the body?
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Building blocks of proteins
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Creating blood
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Responsible for metabolism.
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Fight low blood pressure
Explanation
Amino acids are, in fact, the building blocks of proteins. They are important for crucial processes such as the cell building and synthesis of hormones and neurotransmitters.
Name the amino acid used to treat Parkinson's disease.
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L-dihydroxyphenylalanine
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Glutamine
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Histamine
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Arginine
Explanation
Amino acids are used to treat various diseases. Parkinson’s disease is treated through L-dihydroxyphenylalanine amino acid, while Glutamine is used to treat liver diseases.
Name the smallest amino acid?
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Glycine
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Cysteine
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Methionine
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Proline
Explanation
Glycine is the smallest amino acid. It does not form stereoisomers as it does not have a hydrogen atom as a side chain.
What are non-proteinogenic amino acids known as?
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Free Amino acids
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Post-translational modified amino acids
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Non-Essential amino acids
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Essential Amino acids
Explanation
The four major categories into which amino acids have been divided are essential amino acids, non-essential amino acids, free amino acids, and post-translational modified amino acids. Free amino acids are also known as non-proteinogenic amino acids.
Protein in our body is assembled by how many amino acids?
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20
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12
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6
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4
Explanation
20 amino acids are responsible for the proteins made up in our body, though there are around 500 known amino acids.
Name the amino acid that is important for infant growth?
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L-Histidine
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Ornithine
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Alanine
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Serine
Explanation
L-Histidine is a proteinogenic essential amino acid and is important for infant growth. It is mainly found in fish, chicken, pork, and cheese.
Which amino acid is important for managing ammonia in our body?
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Glutamine
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Alanine
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Histidine
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Lysine
Explanation
The 20 amino acids in our body are vital for different functions. For instance, Glutamine is required for managing ammonia levels in our body.
What is the name of the carbon atom that is found in each molecule of an amino acid?
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α-carbon
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c-carbon
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a-carbon
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β-carbon
Explanation
There are four elements in each molecule of amino acid. The central carbon atom present in each amino acid molecule is known as the α-carbon atom.
How many key elements make up an amino acid?
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4
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6
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5
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8
Explanation
Four key elements form an amino acid. These four elements are carbon, hydrogen, oxygen, and nitrogen. They are the building blocks of proteins in our body.
What are the amino acids that cannot be synthesized in our body known as?
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Essential amino acids
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Non-Essential amino acids
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Important amino acids
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Free amino acids
Explanation
Essential amino acids cannot be synthesized in our body, hence the name essential. We need to take these amino acids through food.
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