#Question id: 3577
#Unit 8. Inheritance Biology
Which is the most correct description of a dominant trait?
#Question id: 3578
#Unit 8. Inheritance Biology
A locus is:
#Question id: 3579
#Unit 8. Inheritance Biology
Following some statement is correct with monohybrid and Dihybrid cross?
A) Two alleles for gene segregate into gametes in equal proportions.
B) Monohybrid F2 phenotype 1:2:1 ratio conclude, there is no segregation in character
C) Monohybrid F2 phenotype 3:1 ratio conclude, there is a no blending inheritance
D) Dihybrid F 2 phenotype 3:1 ratio conclude complete linkage
#Question id: 3580
#Unit 8. Inheritance Biology
Different genetic cross regarding two independently assorting non allelic gene with complete dominance and their phenotypic ratio showed in a following. Which of the following is incorrect combination?
|
Genetic cross |
Phenotype ratio |
||
|
1 |
AABb X AaBb |
3:1 |
|
|
2 |
Aabb X AaBb |
3:1:3:1 |
|
|
3 |
AABb X AaBB |
1:1 |
|
|
4 |
Aabb X aaBb |
1:1:1:1 |
#Question id: 3581
#Unit 8. Inheritance Biology
What is the probability that each of the following pairs of parents will produce the indicated offspring? (Assume independent assortment of all gene pairs.)
(a) AABBCc X aabbcc → AaBbCc (b) AABbCc X AaBbCc → AAbbCC
(c) AaBbCc X AaBbCc → AaBbCc (d) aaBbCC X AABbcc → AaBbCc
#Question id: 3582
#Unit 8. Inheritance Biology
Different genetic cross regarding two independently assorting non allelic gene with complete dominance and their phenotypic ratio showed in a following is correc
|
Genetic cross |
Phenotype ratio |
||
|
I |
AABb X AaBb |
A |
1:1 |
|
II |
AaBb X aaBB |
B |
3:3:1:1 |
|
III |
Aabb X aaBb |
C |
6:2 |
|
IV |
AaBb X Aabb |
D |
1:1:1:1 |