Internally fertilized organisms can either be born alive, or emerge from what structures?
A. Ducts
B. Eggs
C. Capsules
D. Follicles
Answer: B
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In contrast to regulators, animals that are conformers
A. are able to alter their immediate external surroundings in order to maintain homeostasis. B. require large stores of ATP to maintain homeostasis. C. have an internal body composition that varies along with external changes. D. cannot live in extremely cold environments, such as the Antarctic Ocean. E. cannot adapt to the external environment.
All of the following can pass through a healthy placenta EXCEPT which one?
A) water B) nutrients C) oxygen D) some antibodies E) blood cells
The gray-black, filamentous, haploid mycelium growing on bread is most likely what kind of organism?
a) zygomycete b) basidiomycete c) chytrid d) deuteromycete e) ascomycete
Which of the following is an important force for evolution?
A. Mutation B. Genetic drift C. Migration D. Natural selection E. All of the above