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i need to know this for a quiz

2006-10-02 15:54:48 · 4 answers · asked by hidavedavid 3 in Science & Mathematics Biology

4 answers

AMINO acids are synthesised by the RNA . They are the mode of GENE EXPRESSION. It goes like this DNA ---> RNA--->Amino acids. For eg a codon of AUG on RNA will produce Methionine, an amino acid. 64 codons possible but only 20 amino acids exist.
They contain a -CO and a -NH2 group.
There exist 20 Amino acids. out of which 8 are Essential and cannot be synthesised in the body.
A defected gene wiil produce a wrong AMino acid and this is how Genetic diseases r manifested.
many Amino acids join to form a protein which r building blocks of body.

2006-10-02 16:01:24 · answer #1 · answered by Angel 2 · 0 0

AMINO ACIDS are the "building Blocks" of the body. Besides building cells and repairing tissue, they form antibodies to combat invading bacteria & viruses; they are part of the enzyme & hormonal system; they build nucleoproteins (RNA & DNA); they carry oxygen throughout the body and participate in muscle activity. When protein is broken down by digestion the result is 22 known amino acids. Eight are essential (cannot be manufactured by the body) the rest are non-essential ( can be manufactured by the body with proper nutrition).

2006-10-02 23:06:45 · answer #2 · answered by jt1isme 3 · 0 0

All I remember about amino acids, is that they are the building blocks of protein.

2006-10-02 23:02:54 · answer #3 · answered by soulguy85 6 · 0 0

Building blocks of proteins. Check Wikipedia

2006-10-02 22:56:30 · answer #4 · answered by anon 2 · 0 0

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