Ecologically speaking, most soil fungi are to plant roots as:
A) viruses are to animals. B) smut fungi are to corn.
C) intestinal bacteria are to humans. D) mosquitoes are to mammals.
Answer: C
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Among cats, there is great variation in color and length of coats from long-haired, orange and
white Ragdolls and Persians to cats with little to no hair.
These traits associated with fur type are examples of __________ traits.a. acquired b. inherited c. evolutionary d. genomic
Respond to statements 71–75 in reference to the four kinds of
social behavior listed below. a. altruism b. cooperation c. selfish herd behavior d. subordination M 71. When the offspring of one brood of Florida scrubjays help their parents in taking care of their siblings in the next brood, this is an example of __________. M 72. When a clump of sawfly caterpillars rear up, writhe, and regurgitate toxic fluid after being disturbed, this is an example of __________. E 73. When two or more female lions attack a wildebeest together, this is an example of __________. M 74. When a colony of bluegill sunfishes compete for the safe sites at the center of the group, this is an example of __________. M 75. When a woman raises her brother’s children, this is an example of __________.
All of the following could result in an increase in the genetic variety within a gene pool except
A. mutation within the gene pool. B. migration of individuals into the gene pool from other subspecies. C. sexual reproduction with individuals of other gene pools. D. selective breeding that creates individuals with specific sets of characteristics.
________, a viral enzyme, is used to convert single-stranded RNA into ___________ for cloning.
Fill in the blank(s) with the appropriate word(s).