Neuroglial cells do all of the following EXCEPT
a. metabolically support other neurons.
b. form sheaths around neurons and control the rate of impulse transmission.
c. form more than half of the volume of the brain.
d. provide physical support.
e. conduct action potentials.
E
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The ribosome-binding site of prokaryotes is also known as the _____
A) TATA box B) promoter C) Shine-Dalgarno sequence D) Pribnow box
Synaptic integration is most accurately described as
A. the summing of multiple excitatory or inhibitory influences in a postsynaptic neuron. B. the fusing of presynaptic and postsynaptic membranes. C. the binding of Ca2+ ions to secretory vesicles in presynaptic neurons. D. the binding of secretory vesicles to the presynaptic neuron membrane. E. the enzymatic degradation of neurotransmitters in the synaptic cleft.
During the G2 phase of the cell cycle, most of the cell's activity is directed toward
a. DNA replication. b. membrane synthesis. c. resting for the next step. d. sorting the chromosomes. e. making the proteins that drive mitosis.
The ability to produce (hyaluronidase/lipase/proteases) enables Staphylococcus aureus to penetrate and spread through tissues.
Fill in the blank(s) with the appropriate word(s).