Genetics - Section 3 Multiple Questions and Answers.




16.The 3-D structure of protein can be determined by
A. Nuclear magnetic resonance
B. X-ray crystallography
C. both a and b
D. Spectroscopy

17.. The elements present in the proteins are
A. Carbon, hydrogen, nitrogen, and oxygen.
B. Carbon, hydrogen, and oxygen.
C. Hydrogen, nitrogen, and oxygen.
D. Carbon and hydrogen

18.Proteins are made up of
A. Lipids
B. Amino acids
C. Fatty acids
D. Glycogen

19. How many types of amino acids are commonly found in proteins?
A. 25
B. 20
C. 15
D. 30

20.The basic structure of amino acids consists of a central carbon atom also known as alpha carbon bonded to
A. Amino group(NH2), Hydrogen
B. Amino group, Carboxylic acid(COOH), and a Hydrogen atom
C. Amino group and Carboxyl group
D. Carboxyl group and hydrogen

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