The layer of the uterus that is sloughed off during menstruation and creates most of the menstrual discharge is the _____.

A. endometrium
B. myometrium
C. exometrium
D. perimetrium


A. endometrium

Biology & Microbiology

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All of the following are true regarding coral

reefs EXCEPT that they a. develop in warm, clear waters near coasts or tropical islands. b. are found between 25 degrees north and south. c. are wave-resistant formations. d. are the least diverse marine ecosystem. e. consist primarily of secreted calcium carbonate

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In a water molecule, because oxygen is more electronegative than hydrogen, the shared electrons are

more commonly found around the __________ nucleus than the __________ nucleus. a. oxygen; hydrogen b. hydrogen; oxygen c. hydrogen; other hydrogen d. oxygen; nitrogen e. nitrogen; oxygen

Biology & Microbiology

The _____________includes bones of the limbs or fins, which are connected to the body's main axis by the pectoral and pelvic girdles.

A. axial skeleton B. appendicular skeleton C. endoskeleton D. hydrostatic skeleton E. exoskeleton

Biology & Microbiology