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Biology · HSEXUAL REPRODUCTION IN FLOWERING PLANTS

हिन्दी

During double fertilisation in an angiosperm embryo sac, the events of syngamy and triple fusion involve the fusion of how many total nuclei, respectively?

  1. 2 and 3
  2. 1 and 2
  3. 2 and 2
  4. 3 and 2

Correct answer · Option 1

2 and 3

Explanation

Syngamy involves the fusion of 2 haploid nuclei (one male gamete + egg nucleus). Triple fusion involves the fusion of 3 haploid nuclei (one male gamete + two polar nuclei). Thus, 2 and 3 nuclei are involved.
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