SSC MTS EXAM

SSC

BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What leads to the vast genetic diversity on our planet? (Select all that apply)
A
Crossing over
B
Random orientation
C
Mutations
D
Mitosis
Explanation: 

Detailed explanation-1: -Which of the following contribute to genetic diversity? Explanation: Meiosis, which includes independent assortment of homologous chromosomes and chromosomal crossover, contributes to genetic diversity.

Detailed explanation-2: -The three main sources of genetic variation arising from sexual reproduction are: Crossing over (in prophase I) Random assortment of chromosomes (in metaphase I) Random fusion of gametes from different parents.

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