HIV studies revealed that it is closely related to
A. smallpox virus.
B. ebola virus.
C. herpes virus.
D. a chimpanzee virus.
E. mad cow disease.
D. a chimpanzee virus.
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If the DNA triplets were ATG and CGT, the mRNA codons would be
a. AUG and CGU. b. ATG and CGT. c. UAC and GCA. d. UAG and CGU. e. UAU and GCA.
Features that contributed to success on land include a __________ and __________ that minimize
water loss. Fill in the blank(s) with the appropriate word(s).
A swim bladder is a gas-filled sac that helps fish maintain buoyancy. The evolution of the swim bladder from lungs of an ancestral fish is an example of _____
A) exaptation B) changes in Hox gene expression C) paedomorphosis D) adaptive radiation
Which of the following is an application of proteases?
A. cheese B. indigo C. meat tenderizer D. vodka E. wine