Most bacteria are
a. symbionts.
b. heterotrophs.
c. chemoautotrophs.
d. photoautotrophs.
e. microbial predators.
B; Bacteria are typically heterotrophic, the autotrophic forms (choices c and d) making up a minority of species. Some of the heterotrophs are symbionts and predators (choices a and c), but the majority are saprobes or opportunistic.
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What are the predicted phenotypes of the children from a union of a woman who is heterozygous for hemophilia and a
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A. vacuoles B. endoplasmic reticulum C. ribosomes D. Golgi bodies E. peroxisomes
Which of the following animals in an arctic ecosystem is considered a carnivore?
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