1) Explain how this cellular mechanism affects variation:
Crossing over
Briefly explain how the mechanism (crossing over)...
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Biology
1) Explain how this cellular mechanism affects variation:Crossing over
Briefly explain how the mechanism (crossing over) couldcontribute to genetic variation in offspring. Be specific how thismechanism gives this result, when it occurs during the cell cycle,and be specific as to the type of genetic variation produced (frombase-pair sequences to whole genomes).
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Before the cell divides DNA must replicate as described aboveIt goes from 2C to 4C while the number of chromosomes remain sameThe replicated segment is present as an extra arm called achromatid Hence one chromosome has two chromatidsMeiosis is reduction division it produces four cells with halfthe number of chromosomes that of the original It is carried
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