What happens when an atom loses an electron

An atom that gains or loses an electron becomes an ion. If it gains a negative electron, it becomes a negative ion. If it loses an electron it becomes a positive ion (see page 10 for more on ions).

Explanation:

answer by yourhope:

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in which structure in the nucleus are ribosomes made?

b) nucleolus!

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the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.