Question

importance of crossing over in evolution n

Answer 1

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THE exchange of genetic material between homologous chromosomes via crossing over is a hallmark step of mammalian meiosis. ... These physical ties serve to counteract the polarizing forces of the meiotic spindle and prevent premature segregation of homologous chromosomes at meiosis.

Answer 2

Answer:

Crossing over=

is a process that happens between homologous chromosomes in order to increase genetic diversity. During crossing over, part of one chromosome is exchanged with another. ... This allows for genetic diversity, which will help cells participate in survival of the fittest and evolution.

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