A long, two-stranded molecule shaped like a double helix is the structure of
A) proteins.
B) ribonucleic acid (RNA) .
C) uracil and adenine.
D) deoxyribonucleic acid (DNA) .
E) cytosine and guanine.
Correct Answer:
Verified
Q5: A particular form of genetic drift that
Q6: The variation in gene frequency from one
Q7: A ribonucleic acid that is used to
Q8: A "meme" is a unit of
A) time.
B)
Q9: Mutations that are invisible to selection are
A)
Q11: HeLa cells are
A) bacterial cells.
B) gametes.
C) plant
Q12: From his plant breeding experiments, Mendel concluded
Q13: In biological evolution, variability comes from
A) differential
Q14: Hybridization is the creation of
A) a new
Q15: Meiosis produces daughter cells that
A) are identical
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