As a secondary follicle enlarges,
A. the secondary oocyte divides by mitosis.
B. the granulosa cells are replaced with fluid.
C. the fluid within it is reduced.
D. the zona pellucida becomes thinner.
E. a theca or capsule is formed around it.
Answer: E
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The pericardium lies within the ________, a portion of the thoracic cavity that lies between the left and right pleural cavities.
Fill in the blank(s) with the appropriate word(s).
A sudden increase of light into the eye would cause
A) contraction of the sphincter pupillary muscles. B) contraction of the radial pupillary muscles. C) conversion of 11-trans to 11-cis retinal. D) an increase in the size of the pupil. E) parasympathetic stimulation to the pupil.
Which labeled neuron conducts impulses from the peripheral somatic receptors into the brain or spinal cord?
a) A b) B c) C d) More than one answer selection is correct. e) None of the answer selections are correct.
Environmentally produced phenotypes that mimic conditions that may be caused by genetic mutation are called phenocopies
Indicate whether the statement is true or false