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Recombinant offspring in F2 generation f...

Recombinant offspring in `F_2` generation found in Morgan's experiment were `1.3` percent as the

A

Genes were tightly linked on X-chromosome of Drosophila

B

Parental phenotype eo each type obtained were `31.4%`

C

Both genes are showing independent assortment

D

More than one option is correct

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Morgan hybridised yellow-bodied, white-eyed females to brown-bodied red-eyed males and intercrossed their F_(1) progeny. He observed that (a) F_(2) ratio was deviated very significantly from the 9:3:3:1 ratio (b) Both genes did not segregate independently of each other (c) Recombinant types are not obtained in F_(2) generation (d) Both genes segregate independently of each other Select the correct set of statements :

Morgan hybridised yellow - bodied, white - eyed females to brown - bodued, red - eyed males and intercrossed their F_(1) progeny. He observed that (a) F_(2) ratio was deviated very significantly from the 9 : 3 : 3 : 1 ratio (b) Both genes did not segregate independently of each other (c) Recombinant types are not obtained in F_(2) generation (d) Both genes segergate in independently of each other . Select the correct set of statements :

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In a cross between plants with purple flowers and plants with white flowers, the offspring of F_1 generation all had white flowers. When the F_1 generation was self-crossed, it was observed in the F_2 generation that out of 100, 75 flowers were white. Make a cross and answer the following questions: The ratio of 'White: generation is Purple' flowers in the F_2 a) 3 : 1 b) 1 :2 c) 1:3 d) 2:1

In a cross between plants with purple flowers and plants with white flowers, the offspring of F_1 generation all had white flowers. When the F_1 generation was self-crossed, it was observed in the F_2 generation that out of 100, 75 flowers were white. Make a cross and answer the following questions: The above cross is known as:

AAKASH INSTITUTE-TEST 5-EXAMPLE
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  9. Parallelism in the behaviour of genes and chromosomes was proposed by

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  12. F2 dihybrid phenotypic ratio 9 : 6 : 1 is exemplified by

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  13. Chosse wrongly match pair.

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