The presence of a mutualist might allow what to happen in terms of population dynamics?
A) The species could surpass its carrying capacity.
B) The growth rate would decrease.
C) The competition coefficient would become negative.
D) N would go to 0.
A
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Diatoms have both chorophyll a and chlorophyll ________.
Fill in the blank(s) with the appropriate word(s).
How many years did it take for the population to go from 1 billion to 7 billion?
a. 100 b. 200 c. 1,000
d. 10,000 e. 1,000,000
Typical ratios resulting from epistatic interactions in dihybrid crosses would be ________
A) 3:1, 1:1 B) 9:3:3:1, 1:2:1 C) 1:2:2:4:1:2:1:2:1, 1:2:1 D) 1:1:1:1, 1:4:6:4:1 E) 9:3:4, 9:7
A/an _______ is one that is present in the common ancestor and all members of a group.
A. ancestral character B. clade C. character trait D. derived character E. analogous structure