Which of the following are composed of myosin?
A) thick filaments
B) thin filaments
C) all myofilaments
D) Z discs
A) thick filaments
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Cleavage involves a series of ________ divisions and __________ in the overall size of the conceptus
A. meiotic; an increase B. meiotic; no change C. meiotic; a decrease D. mitotic; no change E. mitotic; an increase
The walls of the alveoli are lined by
A) stratified cuboidal epithelium. B) pseudostratified epithelium. C) simple squamous epithelium. D) loose connective tissue. E) hyaline cartilage.
Hypoventilation causes __________.
a) an increase in blood pH b) a decrease in respiratory rate c) an increase in blood PO2 d) an increase in blood PCO2
Estrogen stimulates the up-regulation of progesterone receptors in the uterus to prime the uterus to respond to progesterone. what type of hormone interaction is this?
a) antagonistic b) permissive c) complementary d) synergistic