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Syllabus
The two genes controlling one character separate from each other during gametogenesis
If false give reason
76. What proportion of the offsprings obtained from cross AABBCC x AaBbCc will be completely heterozygous for all the genes segregated independently ?
(a) 1/8 (b) 1/4 (c) 1/2 (d) 1/6
Q.33. Choose the correct answer from the four options :
The recessive gene is one that expresses itself in:
A. Heterozygous condition
B. Homozygous condition
C. generation
D. Y-linked inheritance
fur (b). Predict the genotype and phenotype of the offspring, when both
parents are ?Bb? or have heterozygous black fur.
2. Name any two genetic diseases in humans.
2. Among lion, tiger and domestic cat, all the three have the same number of 38 chromosomes, yet they have different appearances. How do you account for such differences ?
61. Which of the following is suitable for experiment on linkage?
(a) aaBB aaBB (b) AABB aabb
(c) AaBb AaBb (d) AAbb AaBB
(Genes are the units of heredity) that
characteristics of organisms.
Draw Punnett Square to show
1....F1 generation and F2 generation.
2....Give the phenotype of the F2 generation.
3....Give the Phenotypic and Genotypic ratio of the F1 and F2 generation.
Gg?gg.
Is it correct?
Q2 What does the child 1 indicate about this trait?
Q3 On which chromosome is the gene of this trait located?
Q4 Name one other trait in humans that follows the same pattern of inheritance.
1. Genotype and phenotype
2. Character and trait
3. Monohybrid and dihybrid cross ( phenotypic ratio ).