Class 12BiologyPrinciples of Inheritance and VariationMix Examples- Principles of Inheritance and Variation
MediumIf a modified allele produces a non-functional enzyme or no enzyme,then the phenotype will not be affected in which of the following cases?
- ANormal enzyme
- BNon-functional enzyme
- CThe phenotype is dependent only on the functioning allele
- DBoth $B$ and $C$
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Similar Questions
Match List-$I$ with List-$II$:
List-$I$ List-$II$ $(a)$ Gain or loss of nitrogen base $(i)$ Aneuploidy $(b)$ Gain or loss of segment of $DNA$ $(ii)$ Frame shift $(c)$ Gain or loss of whole set of chromosome $(iii)$ Euploidy $(d)$ Gain or loss of one chromosome $(iv)$ Chromosomal aberration
| List-$I$ | List-$II$ |
| $(a)$ Gain or loss of nitrogen base | $(i)$ Aneuploidy |
| $(b)$ Gain or loss of segment of $DNA$ | $(ii)$ Frame shift |
| $(c)$ Gain or loss of whole set of chromosome | $(iii)$ Euploidy |
| $(d)$ Gain or loss of one chromosome | $(iv)$ Chromosomal aberration |
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View SolutionIt is said that harmful alleles are eliminated from a population over a period of time,yet sickle cell anaemia persists in the human population. Why?
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View SolutionIn Mr. Kapoor,there is a pair of autosomal genes $Bb$ and a sex-linked factor $d$. What will be the proportion of $Bd$ in his sperm?
MediumAIPMT 1993
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