An animal that serves as food for other animals is a
A. prey.
B. predator.
C. parasite.
D. symbiont.
A. prey.
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Answer the following statements true (T) or false (F)
1. The majority of the energy produced in aerobic respiration is produced by the Krebs cycle. 2. In glycolysis, a 6-carbon glucose molecule is broken down into two 3-carbon molecules of pyruvic acid. 3. Aerobic respiration is a more efficient method of breaking down glucose than is fermentation. 4. Virulent bacteriophages are responsible for lysogenic conversion. 5. Mutations are always harmful.
A species of cattail inhabits both deep and shallow water in the absence of a competitor but only shallow water in the presence of it. This is an example of
A) a realized niche. B) a fundamental niche. C) carrying capacity. D) coevolution.
Describe an experiment in which transgenic mice were used to identify the male-determining region of the Y chromosome
What will be an ideal response?
Based on the data in the table, this population has a ________ growth pattern
Time (years) Number of Organisms 1998 10 2000 15 2002 20 2004 40 2006 80 A) scramble competition B) S-curve C) J-curve D) boom-and-bust E) replacement-level fertility