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GyanMul Prep · NEB +2 · Science · Grade 12

Biology (Science, Grade 12)

Everything on these tabs is Biology (Science, Grade 12) only, within NEB +2 Science · Grade 12.

Science · Grade 12 subjects

GyanMul Prep · NEB +2 · Science · Grade 12

Biology (Science, Grade 12)

Everything on these tabs is Biology (Science, Grade 12) only, within NEB +2 Science · Grade 12.

Science · Grade 12 subjects

Chapter 14 of 40 · Biology (Science, Grade 12)

Sex Determination and Sex-linked Inheritance

3 topics
Board exam — Genetics, 12 marks across 6 chapters
20 solved questions

How sex is decided and what rides along with it — the criss-cross pattern of colour blindness and haemophilia, and why it shows in one sex far more than the other.

Practise this chapter Read solved questions

Topics

What the syllabus defines for this chapter

1Mechanisms of sex determination
2Sex-linked inheritance and criss-cross inheritance
3Colour blindness and haemophilia