Which of the following serves as the "translator" or intermediary between an mRNA codon and an amino acid?
A. rRNA
B. snRNA
C. tRNA
D. siRNA
E. snRNPs
C. tRNA
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Four of the five animals listed below are migratory. Select the exception
a. monarch butterflies b. indigo buntings c. white-crowned sparrows d. gray whales e. wood lice
Four of the five answers represent costs of living in groups. Select the exception
a. susceptibility to infectious disease b. risk of cannibalization of eggs or nestlings c. risk of predation d. competition for resources e. competition for space
The technique of ____ analyzes 500,000 SNPs in an individual's genome
a. electrophoresis b. cutting and pasting c. DNA cloning d. PCR e. SNP-chips
A hypothetical island lies far from any other landmasses. There are many different types of plants, but only one animal, a beetle, that can fly or walk from plant to plant and feeds by chewing leaves
Given that the beetle is not exploiting all of the resources on the island, which morphological change would be most likely to trigger an adaptive radiation of the beetles? A) a change in wing shape that improves flight speed B) an additional segment on a pair of legs C) a mouthpart that can pierce fruits and seeds