The act of nursing stimulates the contraction of smooth muscle cells in the breast. If a newborn infant is unable to nurse, then

A. progesterone secretion is not inhibited.
B. milk is not produced.
C. oxytocin is not secreted.
D. prolactin is not secreted.
E. prostaglandins are not secreted.


C. oxytocin is not secreted.

Biology & Microbiology

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Indicate whether the statement is true or false.

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A. heteroduplex B. plasmids C. relaxosome

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In the figure above, ____ is responsible for producing cells needed to defend the body

a. tissue C b. tissue D c. tissue E d. tissue F e. tissue G

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What enzyme splits a membrane phospholipid into inositol trisphosphate (IP3) and diacylglycerol (DAG)?

a. phospholipase C b. protein kinase C c. adenylyl cyclase d. protein kinase A e. phosphodiesterase

Biology & Microbiology