Notifications
Clear all
0
22/09/2020 7:46 pm
Topic starter
In which one of the following combinations (a - d) the number of chromosomes of the present day hexaploid wheat is correctly represented?
Combination - Monosomic - Haploid Nullisomic - Trisomic
(a) 21 - 28 - 42 - 43
(b) 7 - 28 - 40 - 42
(c) 21 - 7 - 42 - 43
(d) 41 - 21 - 40 - 43
1 Answer
0
22/09/2020 7:48 pm
Correct answer: (d)
Explanation:
1n = 21; monosomic (2n – 1) = 42 – 1 = 41; nullisomic (2n – 2) = 42 – 2 = 40. Trisomic (2n + 1) = 42 +1 = 43