The nucleotide sequence in mRNA that carries the protein-building instructions is found in the ____
a. promoter
b. nucleotide cap
c. introns
d. transcript
e. exons
ANSWER: e
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What is the net number of ATP generated directly during glycolysis per molecule of glucose?
A. 0 B. 2 C. 4 D. 6 E. 8
Which one of the following is not a cell surface-type receptor?
A. G protein-coupled receptor B. steroid receptor C. ligand-gated receptor D. receptor kinase
Which of the following comparisons between the moss life cycle and fern life cycle is NOT valid?
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Clown fishes form symbiotic relationships with members of this group of cnidarians:
a. siphonophores. b. hydrozoans. c. anthozoans. d. scyphozoans. e. bryozoans.