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Which one of the following amino acids is an essential part of human diet? |
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|
a) |
Glycine |
b) |
Phenylalanine |
c) |
Serine |
d) |
Aspartic acid |
|
Which one of the following amino acids is an essential part of human diet? |
|||||||
|
a) |
Glycine |
b) |
Phenylalanine |
c) |
Serine |
d) |
Aspartic acid |
(b)
For human beings, eight amino acids are essential: leucine, isoleucine, lysine, methionine, phenylalanine, threonine, tryptophan and valine.