One hypothesis for the adaptive function of sexual reproduction is that multiple harmful mutations can be combined in a single individual and thus be more effectively eliminated by natural selection.
a. true
b. false
Ans: a. true
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Differential media result in which of the following observable characteristics?
A. Gas bubbles B. Differently colored colonies C. Different media color after incubation D. Chemical precipitates E. All of the choices are correct.
How do mammals respond to cold stress?
What will be an ideal response?
The following represents a DNA strand in the process of replication. The bottom sequence is that of the DNA strand with polarity indicated and the top sequence represents the RNA primer
GGGGCCUUU 5? AAATCCCCGGAAACTAAAC 3? Which of the following will be the first DNA nucleotide added to the primer? A) A B) G C) C D) T E) U
The club fungi typically reproduce by producing:a
asci. b. basidia. c. zygospores. d. ascospores. e. mycorrhizae