A person hears a sound coming from a hole in the ground. Sometime later a groundhog is seen emerging from the hole in the ground. The person suspects that the sounds were made by the groundhog. The underlined portion of this story is best described as a(n)
A. experiment.
B. hypothesis.
C. observation.
D. test of a hypothesis.
C. observation.
Biology & Microbiology
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Cnidarians that exhibit only the polyp stage in their life cycle are:
a. hydrozoans. b. scyphozoans. c. cubozoans. d. anthozoans. e. bryozoans.
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What is the fundamental difference between the processes of microevolution and macroevolution?
What will be an ideal response?
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