In meiosis the spermatozoa that are produced are genetically unlike each other and unlike the cell that produces them.This is one reason for the great variation among humans.What causes this effect?
A) chromosome segregation and independent assortment only
B) crossing-over and chromosome segregation only
C) crossing-over and independent assortment only
D) crossing-over, chromosome segregation, and independent assortment

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The Answer of In meiosis the spermatozoa that are produced are genetically unlike each other and unlike the cell that produces them.This is one reason for the great variation among humans.What causes this effect?
A) chromosome segregation and independent assortment only
B) crossing-over and chromosome segregation only
C) crossing-over and independent assortment only
D) crossing-over, chromosome segregation, and independent assortment

In Meiosis the Spermatozoa That Are Produced Are Genetically Unlike