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Get Answers to all your Questions
Which one of the following generates new genetic combinations leading to variation?
- Option 1)
Vegetative reproduction
- Option 2)
Parthenogenesis
- Option 3)
Sexual reproduction
- Option 4)
Nucellar polyembryony
Answers (1)
Sexual reproduction -
It involves formation of the male and female gametes, either by the same individual or by different individuals of
the opposite sex. These gametes fuse to form the zygote which develops to form the new organism.
- wherein
It is an elaborate, complex and slow process as compared to asexual reproduction.
Advantages of seeds to angiosperms -
1. reproductive processes such as pollination and fertilisation are independent of water, seed formation is more dependable
2. seeds have better adaptive strategies for dispersal to new habitats and help the species to colonise in other areas
3. The hard seed coat provides protection to the young embryo
4. Being products of sexual reproduction, they generate new genetic combinations leading to variations
-
Sexual reproduction leads to development of new organism through gametic fusion resultingh in variation
Option 1)
Vegetative reproduction
This is incorrect option
Option 2)
Parthenogenesis
This is incorrect option
Option 3)
Sexual reproduction
This is correct option
Option 4)
Nucellar polyembryony
This is incorrect option
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