If a dwarf pea plant was treated with Gibberellic acid,it grew as tall as a pure tall pea plant. If this treated plant is crossed with a pure tall plant,then the phenotypic ratio of the offspring is likely to be:
- AAll dwarf
- B$50\%$ dwarf,$50\%$ tall
- C$75\%$ tall,$25\%$ dwarf
- DAll tall
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In $Drosophila$, the allele for a normal grey body colour $G$ is dominant to ebony body $g$. The following table summarises the results of several crosses:
$S.No$ Cross Result $I.$ Strain $1 \times gg$ All wild type $II.$ Strain $2 \times gg$ $1$ wild type $: 1$ ebony $III.$ Strain $3 \times gg$ All ebony $IV.$ Strain $4 \times Gg$ $3$ wild type $: 1$ ebony
Which strains both have the genotype $Gg$?
| $S.No$ | Cross | Result |
| $I.$ Strain $1 \times gg$ | All wild type | |
| $II.$ Strain $2 \times gg$ | $1$ wild type $: 1$ ebony | |
| $III.$ Strain $3 \times gg$ | All ebony | |
| $IV.$ Strain $4 \times Gg$ | $3$ wild type $: 1$ ebony |
Which strains both have the genotype $Gg$?
Medium
View SolutionFind out the percentage of dominant phenotype in a cross between $Pp$ and $Pp$. ($P$ = dominant,$p$ = recessive) (in $, \%$)
Medium
View SolutionThe crossing of a homozygous tall plant with a dwarf plant in the $F_2$ generation would yield plants in which ratio?
Medium
View SolutionWhen a cross is made between a pure tall plant and a pure dwarf plant,what will be the characteristics of the $F_1$ generation?
Medium
View SolutionIn Mendel's monohybrid cross experiment,what was the percentage of heterozygous genotypes in the $F_2$ generation?
Medium
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