Description : Bateson used the terms coupling and repulsion for linkage and crossing over. Name the correct parental of coupling type alongwith its cross over or repulsion. (a) Coupling AABB, aabb; Repulsion AABB, ... c) Coupling aaBB, aabb; Repulsion AABB, aabb (d) Coupling AABB, aabb; Repulsion AAbb, aaBB
Last Answer : (d) Coupling AABB, aabb; Repulsion AAbb, aaBB
Description : In a cross between AABB × aabb, the ratio of F2 genotypes between AABB, AaBB, Aabb and aabb would be (a) 9 : 3 : 3 : 1 (b) 2 : 1 : 1 : 2 (c) 1 : 2 : 2 : 1 (d) 7 : 5 : 3 : 1.
Last Answer : (c) 1 : 2 : 2 : 1
Description : A and B genes are linked. What shall be genotype of progeny in a cross between AB/ab and ab/ab? (a) AAbb and aabb (b) AaBb and aabb (c) AABB and aabb (d) None of these
Last Answer : (b) AaBb and aabb
Description : How many different type of organisms can be produced by genotype AAbb?
Last Answer : Feel Free to Answer
Description : What is the rhyme scheme of the poem? (a) abab abab (b) abcb abcb (c) abba abba (d) aabb aabb
Last Answer : (a) abab abab
Description : Which of the following is suitable for experiment on linkage? (a) aaBB × aaBB (b) AABB × aabb (c) AaBb × AaBb (d) AAbb × AaBB
Last Answer : AABB × aabb
Description : In order to find out the different types of gametes produced by a pea plant having the genotype AaBb it should be crossed to a plant with the genotype (a) AABB (b) AaBb (c) aabb (d) aaBB.
Last Answer : (c) aabb
Description : A human male produces sperms with the genotypes AB, Ab, aB and ab pertaining to two diallelic characters in equal proportions. What is the corresponding genotype of this person? (a) AaBB (b) AABb (c) AABB (d) AaBb
Last Answer : (d) AaBb
Description : . In the given sequence, some letters are missing. Which of the given options can fill the blanks in the correct order from left to right? ab_ab_aaa_bbaaa_bbbb (1) abab (2) abba (3) aabb (4) baba
Last Answer : 2) abba