Class 12 Science Important Syllabus Questions Answers
Class XII Science Biology Extra Questions
Class 12th Biology Sample paper Questions
Class 12 Biology Extra Questions Answers
During reproduction, the chromosome number (2n) reduces to half (n) in the gametes and again resume the original number (2n) in the offspring, what are the processes through which these events take place?
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Halving of chromosomal number takes place during gametogenesis and regaining the 2n number occur as a result of fertilisation.