The presence of variety of differences between individuals.

variation exists between species.

This is inter-specific variation.

variation exists within a species.

This is intra-specific variation.

where does variation come from?

Meiosis, sexual reproduction, mutation.

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variation OCR

OCR variations

Question	Answer
what is variation?	The presence of variety of differences between individuals.
variation exists between species.	This is inter-specific variation.
variation exists within a species.	This is intra-specific variation.
where does variation come from?	Meiosis, sexual reproduction, mutation.
what does meiosis do?	Shuffles alleles.
what is the ultimate source of variation?	mutation