The nicotinic ACh receptor is made up of ___________ subunits.

A) zero
B) twenty-seven
C) 140
D) five


Answer: D) five

Biology & Microbiology

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The medically useful compounds some actinomycetes produce when forming aerial mycelia are called ________.

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a. True b. False Indicate whether the statement is true or false

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The smartest of all invertebrates is the ____

a. octopus b. squid c. slug d. ant e. crab

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