Why are eukaryotic organisms so much more diverse than prokaryotic organisms?
A. Their genomes are larger than those of
prokaryotes.
B. They reproduce sexually.
C. They compartmentalize energy
metabolism.
D. All of these choices are correct.
D
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The primary precursor utilized in gluconeogenesis is
A. glycogen. B. starch. C. glycerol. D. the amino acid glutamate. E. the nucleic acid guanosine.
In living organisms, chemical reactions responsible for growth, repair, and nutrition are collectively
referred to as: a. development. b. metabolism. c. adaptation. d. genetics. e. homeostasis.
In a reflex arc, the correct sequence of cell types through which an electrical signal would pass would be
A. motor neuron ? sensory neuron ? interneuron in the PNS B. sensory neuron ? motor neuron ? interneuron in the CNS C. sensory neuron ? interneuron in the CNS ? motor neuron D. motor neuron ? interneuron in the PNS ? sensory neuron
________ is a bacterial plasmid vector.
A. Lambda B. SV40 C. pUC19 D. T4 DNA ligase