How many protons are in the nucleus of a

phosphorus atom?



a. 5
b. 7
c. 10
d. 15
e. 30


D

Biology & Microbiology

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Choose the hormone that is NOT correctly matched with its chemical category.  

A.  polypeptides—ADH B.  steroid—estradiol C.  amine—FSH D.  glycoprotein—LH E.  steroid—testosterone

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Steroid hormones act by

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The wrist is located ________ to the elbow

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