The two strands of the double stranded helix of DNA are held together by
A) ionic bonds.
B) hydrogen bonds.
C) peptide bonds.
D) phosphate ester bonds.
Correct Answer:
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Q59: Proteins are polymers of
A)amino acids.
B)glucose.
C)glycerol.
D)amylase.
Q60: The oxidation of fats yields about 39
Q61: The process by which a cell divides
Q62: Usually the flow of genetic information
Q63: The following structure corresponds to 
Q65: A nucleotide consists of
A)four nitrogen-containing bases linked
Q66: Which molecule contains the genetic code for
Q67: In which portion of the cell is
Q68: Complimentary base pairs in DNA are linked
Q69: Which sugar is not a hexose?
A)Ribose
B)Glucose
C)Fructose
D)Galactose
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