A plant species A has a diploid number of chromosomes as 12. Another plant species B has a diploid number of chromosomes has 16. The allopolyploid developed by hybridization of Aand B shall have a diploid chromosomes number as? (1) 14 (2) 28 (3) 40 (4) 56

Question

9675 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-01-17T14:52:40

$28$ $28$

For, plant A $2 n = 12$ $2n = 12$ or, $n = 6$ $n=6$
for plant B $2 n = 16$ $2n=16$ or, $n = 8$ $n= 8$

so,the n value for allopolyploid plant is $(6 + 8)$ $(6+8)$ or, $14$ $14$ (from the definition of allopolyploidy)

so, $2 n = 28$ $2n=28$