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18.2 variation in phenotype

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Total cards: 2•Content version: v4•Public deck•Updated: 8/1/2026

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#1
Front (Question)

in which 3 ways do variation resulted from genetic factors?

Back (Answer)

1) mutations 2) meiosis (crossing over) 3) random fertilisation of gametes

#2
Front (Question)

how does environmental factors affect the phenotype?

Back (Answer)

affect how the organism’s genes are expressed - epigenetics