Maanvir Bhat

Chander

Asked: October 5, 2021In: Class 12 Biology

Reproductive health refers only to healthy reproductive functions. Comment.

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Ram Parkash

Asked: October 5, 2021In: Class 12 Biology

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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Nandini

Asked: October 5, 2021In: Class 12 Biology

A progeny of F1, is crossed with the homozygous recessive parent. What is this cross called? Work out how is it useful?

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Komal Solanki

Asked: October 5, 2021In: Class 12 Biology

Males in whom testes fail to descent to the scrotum are generally infertile. Why?

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

Maanvir Bhat

Reproductive health refers only to healthy reproductive functions. Comment.

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?

A progeny of F1, is crossed with the homozygous recessive parent. What is this cross called? Work out how is it useful?

Males in whom testes fail to descent to the scrotum are generally infertile. Why?

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