Which statement is incorrect?
a. One primary spermatocyte or one primary oocyte containing 46 chromosomes respectively yields two spermatozoa or two ova, each containing 23 chromosomes.
b. There is a continual supply of spermatogonia through mitotic activity.
c. The first meiotic division involved in oogenesis is completed just prior to ovulation.
d. It may take about 11 to 50 years for the process of oogenesis to be completed.
e. During oogenesis, there is unequal distribution of cytoplasm resulting in the production of polar bodies that disintegrate.
A
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Nerves that pass through the sympathetic chain without synapsing innervate which structure?
A. Heart B. Stomach C. Sweat glands D. Lungs E. Piloerector muscles
Diabetes mellitus results in
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If the binding of muscarine to its receptor in the heart causes the beta-gamma complex of the G-protein to bind to a K+ channel, ________.
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