Purines and pyrimidines are two classes of organic bases found in ____.
A) sugars
B) phosphates
C) fats
D) carbohydrates
E) nucleic acids
Correct Answer:
Verified
Q16: Telomeres are short DNA sequences _.
A) that
Q17: The basic building block of DNA and
Q18: DNA contains two identical polynucleotide chains.
Q19: Adenine and guanine are nitrogen-containing bases found
Q20: In June 2013,the U.S.Supreme Court ruled that
Q22: The chemical formula for glucose,C6H12O6,represents _ atom(s)and
Q23: Cytosine,uracil,and thymine are single-ringed nitrogen-containing organic bases
Q24: The type of chemical bond that holds
Q25: Sugars and phosphates are held together in
Q26: Once the strands of DNA are separated,the
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