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What is the significance of the crossing over that occurs between homologous chromosomes during meiosis ?
A.It causes chromosomes to condense.
B.It maintains the diploid number of the species.
C.It reduces chromosomes from 2n to n.
D.It results in genetic variation due to new gene combinations.

Respuesta :

Answer:

Option D. It results in genetic variation due to new gene combinations.

Explanation:

Crossing over that occurs between homologous chromosomes during meiosis is responsible for the genetic variation due to new gene combinations. Crossing over is a process in which parts of chromosomes are exchanged between two different chromatids when gametes are produced.

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