The largest taxonomic grouping is the
A. kingdom.
B. phylum.
C. domain.
D. family.
C. domain.
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The specific conditions a species needs in order to survive and reproduce is a(n) ____________________ . Fill in the blank(s) with the appropriate word(s)
You are at the aquarium looking at a freshwater mammal tank and an adult manatee swims close to the glass. On his front flippers you see fingernails. What is a likely explanation for the presence of fingernails on a manatee?
A. They are analogous to bear claws. B. They are a developmental homology. C. They are analogous to human fingernails. D. They are homologous to fish fins. E. They are vestigial structures.
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.
Before messenger RNA is mature,
a. all exons are deleted and removed. b. a cap and a tail are provided. c. anticodons are assembled. d. the transfer RNA transfers the messenger RNA to the ribosome. e. the single RNA strand duplicates itself in much the same way as DNA.