Mutations and sexual reproduction increase genetic variation in a population. Natural selection occurs when environmental pressures favor certain traits that are passed on to offspring. ... Individuals may mutate, but natural selection acts by shifting the characteristics of the population as a whole.

Explanation:

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2 years ago

A food handler is permitted to work with highly susceptible populations without prior approva from the local reluatory authorty

sergiy2304 [10]

So to be a food handler, <u>you require a license. Almost all states require</u> that at least one person in a food truck business or any type of business(where there is unwrapped foods or food preparation) <u>is required to have a food handling permit</u>. It is also referred to as a license, certificate, card, or credentials. You get the point.

4 0

3 years ago

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What do you mean by the chromatin fibres ?

nika2105 [10]

Hey buddy I am here to help!

Chromatin fibers are coiled and condensed to form chromosomes. Chromatin makes it possible for a number of cell processes to occur including DNA replication, transcription, DNA repair, genetic recombination, and cell division.

Hope its helps!

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6 0

2 years ago

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What did you include in your response? Check all that apply. Nonmetals on the right need to gain fewer electrons to form an ion,

Oksana_A [137]

The noble gases already have a full outer shell. The noble gases break the trend by being less reactive than the elements to their left.

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2 years ago