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$ Incomplete dominance is due to genenin...

$ Incomplete dominance is due to geneninteraction.
! Complementray genes give the ratio 9:7

A

If both As and R are correct and R is correct explanation of As

B

If both As and R are correct but R is not correct explanation of As

C

If As is correct, R is wrong

D

If both As and R are wrong.

Text Solution

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The correct Answer is:
A
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Divide Rs.1024 in the ratio 9:7

The shape and stanch synthesis in pea seeds is controlled by one gene. Which among the following statements is/ are correct for heterozygotes ? (i) Round seeds are due to the law of dominance while the size of the starch grain is due to the law of incomplete dominance . (ii)Round seeds are due to law of incomplete dominance while the size of the starch grain is due to the law of dominance . (iii) Dominance is not an autonomous feature of a gene or the product that it has information for.

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$ Those two pairs of genes which if present in dominant stage, do not produce any expression but when present collectively in dominant stage, produce a phenotypic expression are called complementory genes. ! Inheritance of purple flower colour in Pea gives a phenotypic ratio of 9:7, as a result of selfing of F-1 -offsprings.

In a monohybrid cross involving incomplete dominance the phenotypic ratio equals the genotypic ratio in F_(2) generation. The ratio is

In which one of the following, complementry gene interception ratio 9 : 7 is observed

12:3:1 ratio is due to which type of gene interaction

DINESH PUBLICATION-ENVIRONMENTAL ISSUES-Assertion and reason
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