Saturday Genetics Quiz #20: Amino Acids
This week’s genetics quiz questions are about amino acids:
1. Amino acids are the building blocks of what crucial cellular element?
2. How many different kinds of amino acids are encoded by the standard genetic code?
3. How many DNA bases are needed to encode one amino acid in humans?
4. How many amino acids have been found in nature?
5. What are essential amino acids?
Answers:
1. Amino acids are the basic structural building units of proteins.
2. Twenty (20) amino acids are encoded by the standard genetic code.
3. Amino acids are coded by three DNA bases that form a codon.
4. Over 100 amino acids have been found in nature, some have even been detected in meteorites.
5. Essential amino acids cannot be synthesized by the body and must be supplied by food.
More on amino acids from Wikipedia.
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2 opinions for Saturday Genetics Quiz #20: Amino Acids
Qadira
Nov 19, 2005 at 11:03 am
I love your little quizzes. It has been many years (more than I care to think about) since I sat in interesting science classes. These are great refreshers!
Lei
Nov 20, 2005 at 1:22 am
Q, They’re great refreshers for me too! :)
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