How many electrons are in the second electron

shell of a phosphorus atom?



a. 1
b. 2
c. 3
d. 5
e. 8


E

Biology & Microbiology

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What is immunity?

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After four observations, Darwin made the inference that natural selection causes what process?

What will be an ideal response?

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The largest population that can be maintained in an environment for an indefinite period of time is

called the carrying capacity. ____________________ Indicate whether the statement is true or false.

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The basal group in clade Eumetazoa is __________.

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