Inflammation is part of the __ line(s) of
defense.
a. first
b. second
c. third
d. first and second
e. second and third
B
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What type of mutation occurs due to exposure to damaging environmental agents?
a. transition substitutions b. spontaneous mutations c. induced mutations d. transverse substitutions
What is the term for a fungus cell that has two genetically distinct types of nuclei?
a. diploid b. haploid c. mitotic d. dikaryotic e. monokaryotic
Two populations experience equally severe bottlenecks, reducing each to one-tenth of its original size. One population is in the bottleneck for one generation, and the other is in the bottleneck for five generations
You assess the heterozygosity of both populations after they have been restored to their prebottleneck size. What do you expect to find, and why?
Of the following structures, which one is not made of specialized leaf cells?
A. Sclereids B. Guard cells C. Trichomes D. Tendrils E. Spines