Phorid flies lay their eggs inside the bodies of
various insects and spiders. When the larvae
hatch they consume the body of the ‘host’ from
the inside out. The phorid fly is an example of
a. a brood parasite.
b. a parasitoid.
c. a commensalist.
d. a competitive excluder.
e. more than one of these.
B
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During respiration in a eukaryotic cell, reactions of glycolysis occur _____.
Fill in the blank(s) with the appropriate word(s).
A Barr body is normally found in the nucleus of which kind of human cell?
A) unfertilized egg cells only B) sperm cells only C) somatic cells of a female only D) somatic cells of a male only E) both male and female somatic cells
Linked genes generally
A) do not follow the laws of independent assortment. B) show incomplete dominance. C) reflect a pattern of codominance. D) show pleiotropy.
In Figure 8.3, if compound C reacts with the allosteric site of enzyme A, this would exemplify
A) a mutation. B) repression. C) feedback inhibition. D) competitive inhibition. E) transcription.