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Human Reproduction

Easy Questions

Advanced Zoology

Animal Kingdom
Structural Organisation in Animals
Digestion and Absorption
Breathing and Exchange of Gases
Body Fluids and Circulation
Excretory Products and their Elimination
Locomotion and Movement
Neural Control and Coordination
Chemical Coordination and Integration
Human Reproduction
Human Health and Disease
Biotechnology Principles and Processes
Biomolecules (Zoology)
Evolution (Zoology)
Biotechnology and its Applications
Reproductive Health
  1. Freshly released human egg has
    1. one Y-chromosome
    2. one X-chromosome
    3. two X-chromosomes
    4. one X-chromosome & one Y-chromosome
Correct Option: B

Human female has X X chromosomes. When eggs formed each egg carries 22 autosomes & one X chromosome. In human male each sperm carries 22 autosomes & either X or Y-chromosomes.


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