A midsaggital plane separates the body into:
a. anterior and posterior portions
b. superior and inferior portions
c. right and left halves
d. unequal right and left portions.
c. right and left halves
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RNA synthesis from a DNA template
A. occurs in the nucleolus. B. occurs in the cytoplasm. C. is called transcription of the message. D. requires DNA polymerase. E. is called translation of the message.
Spermatozoa are moved along the ductus deferens by
A) hydrostatic force. B) ciliary action. C) peristaltic contractions. D) suction. E) guide cells.
The joints that connect the four fingers with the metacarpal bones are ________ joints
A) condylar B) saddle C) pivot D) hinge E) ball-and-socket
Which of the following are chemoreceptors?
A. Receptors that mediate the Hering-Breuer reflex B. Baroreceptors in the aortic and carotid arch C. Receptors in the aortic and carotid bodies D. Hair cells in the cochlea