#### Question

If the number of chromosomes in an endosperm cell is 27, what will be the chromosome number in the definitive nucleus?

- 9
- 18
- 27
- 36

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#### Solution

(b) 18

Endosperm is triploid (3n) = 27. Hence, n = 9. Definitive nucleus, i.e. the secondary nucleus is diploid, i.e. 2n. Therefore, the number of chromosomes is **18**.

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Solution for question: If the Number of Chromosomes in an Endosperm Cell is 27, What Will Be the Chromosome Number in the Definitive Nucleus? concept: null - Chromosome Theory of Inheritance. For the course HSC Science (General)