What structures of the male and female reproductive systems do not share a common embryonic origin?

A. labia majora and scrotum
B. labia minora and urethra
C. clitoris and penis
D. cervix and ejaculatory duct
E. All of these pairs share a common embryonic origin.


D. cervix and ejaculatory duct

Biology & Microbiology

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Macroscopic examination of granules from lesions of mycetoma reveals them to be white to yellow and 0.2 to 2 mm in diameter. Microscopically, the granules consist of loosely arranged, intertwined septate hyaline hyphae cemented together. Which organism can cause a mycetoma infection?

a. Fonsecaea spp. b. E. dermatitidis c. Cladosporium spp. d. P. boydii

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Which term refers to a normal gene that when mutated causes a cell to become cancerous?

a. Proto-oncogene b. Carcinogen c. Suppressor gene d. Diploid germ cell

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What can RNA do that DNA cannot that makes RNA a good starting point for life? What will be an ideal response?

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Tubal pregnancy occurs as a result of:

a. scarring and blockage of the oviducts. b. abnormal fertilization taking place in the oviducts. c. the abnormal beating of the cilia away from the uterus and not toward it. d. the release of more than one ovum during ovulation. e. endometriosis.

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