Wahat do you mean by double fertilisation.. class 10 cbse
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Definition of double fertilization. : fertilization characteristic of seed plants in which one sperm nucleus fuses with the egg nucleus to form an embryo and another fuses with polar nuclei to form endosperm.
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Explanation:During the process of fertilization one of the male (n) nuclei fuses with the egg nucleus(n) and produces diapolid zygote (2n).
Then second male nucleus fuses with the secondary nucleus (2n) and produces triploid endosperm(3n). Therefore, this process is known as doubles fertilization.
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