A fruit is a mature
A) cotyledon. B) ovary. C) embryo. D) integument. E) endosperm.
B
Biology & Microbiology
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The movement of chemicals through ecosystems is known as
A. gross primary production. B. biogeochemical cycling. C. community ecology. D. net primary production. E. biomagnification.
Biology & Microbiology
Assume that red plants crossed with white plants give rise to pink plants. Explain how to eliminate red
plants if you start with two pinks. What will be an ideal response?
Biology & Microbiology
The carrying capacity is the population size at which dN/dt
A) is positive. B) is negative. C) is equal to 0. D) is equal to N.
Biology & Microbiology
Which of the following molecules would be blocked by a cell membrane?
a. Simple alcohols b. Water c. Dissolved oxygen d. Ions
Biology & Microbiology