What is the maximum number of electrons in the second energy shell of an atom?

A. 8
B. 4
C. 32
D. 2
E. 18


Answer: A

Biology & Microbiology

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Staphylococcus aureus produces the enzyme ________, which causes blood plasma to clot.

Fill in the blank(s) with the appropriate word(s).

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Fill in the blank(s) with the appropriate word(s).

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What is the likely explanation for the extinction of dinosaurs?

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