Which cells in the testis synthesize testosterone?
a. Leydig cells
b. Myoid cells
c. Sertoli cells
d. Spermatocytes
e. Spermatogonia
ANS: A
Leydig cells, located in the interstitium between seminiferous tubules, synthesize testosterone.
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An immunoliposome is a liposome that
A) can recognize cancer cells. B) stimulates the immune system. C) suppresses the immune system. D) None of the answers are correct.
Which of these statements concerning the ability of certain cells to divide and produce new cells is correct?
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Indicate whether the statement is true or false