Inducing mutations in a population...
a) is a method of cloning
b) increases the genetic variation in the population
c) results in organisms with very similar traits
d) decreases the genetic variation in the population
Ans: b) increases the genetic variation in the population
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A habitat patch is synonymous with:
A. a metapopulation. B. a local population. C. a habitat island. D. a habitat corridor. E. a habitat cohort.
There are ____ major evolutionary groups in the domain Bacteria
a. 2 b. 3 c. 4 d. 5 e. at least 6
In photosynthesis, the net uptake of CO2 by a plant is greatest
A) when PAR equals zero. B) at the light compensation point. C) during photoinhibition. D) at the light saturation point.
All of the following are necessary for contraction to occur EXCEPT which one?
A) Calcium levels must increase in close proximity to the contractile proteins. B) ATP must be present. C) Troponin-tropomyosin complex must shift out of the way. D) Cross-bridges must form between actin and myosin. E) The troponin and tropomysin must slide relative to each other, shortening the sarcomere.