First slide

Apomixis and Polyembryony

Question

Although seeds, in general are the products of fertilisation, a few flowering plants have evolved a special mechanism, to produce seeds without fertilisation. This is called

Easy

A

amphimixis
B

apomixis
C

parthenogenesis
D

parthenocarpy

Solution

Although seeds, in general are the products of fertilisation, a few flowering plants such as some species of Asteraceae and grasses, have evolved a special mechanism, to produce seeds without fertilisation, called apomixis. Apomixis is a form of asexual reproduction that mimics sexual reproduction.
Amphimixis is sexual reproduction.
Parthenogenesis is a form of reproduction in which an egg can develop into an embryo without being fertilized by a sperm.
Parthenocarpy is production of fruit without fertilization.

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