If a dwarf pea plant was treated with Gibberellic acid, it grows as tall as the pure tall plant. If the treated plant is crossed with a pure tall pea plant then the phenotypic ratio is likely to be:

all dwarf

No worries! We‘ve got your back. Try BYJU‘S free classes today!

50% dwarf and 50% tall

No worries! We‘ve got your back. Try BYJU‘S free classes today!

75% tall and 25% dwarf

No worries! We‘ve got your back. Try BYJU‘S free classes today!

All tall

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D
All tall

Addition of gibberllic acid only changes the phenotype of the plant, not the genotype. Thus, the cross between a genotypically dwarf plant (tt) with pure tall plant (TT) will produce only tall plants (Tt).

Suggest Corrections

Similar questions

Q. A dwarf pea plant was treated with gibberellic acid. It grows as a pure tall pea plant. If the treated plant is crossed with a pure tall plant, the phenotypic ratio of

F_{1}

is likely to

Q. If a dwarf variety of pea plant was treated with GBA, it grew as tall as the pure tall pea plant. On selfing the phenotypic ratio is likely to be

Q. A pure dwarf Pisum sativum (pea) plant was treated with Gibberrelic Acid

(G A_{3})

. It then becomes tall. If this plant is crossed with a pure tall plant, what will be the phenotype in the next generation.

A heterozygous tall pea plant is crossed with the pure dwarf pea plant. The phenotypic ratio of breeding tall pea plants to breeding dwarf pea plants shall be______.

Q. A dwarf pea plant was treated with GA. The plant became tall. The treated plant was then crossed with a homozygous tall pea. The results in

F_{2}

are expected to be

Join BYJU'S Learning Program

If a dwarf pea plant was treated with Gibberellic acid, it grows as tall as the pure tall plant. If the treated plant is crossed with a pure tall pea plant then the phenotypic ratio is likely to be:

The correct option is D All tall Addition of gibberllic acid only changes the phenotype of the plant, not the genotype. Thus, the cross between a genotypically dwarf plant (tt) with pure tall plant (TT) will produce only tall plants (Tt).

The correct option is D
All tall

Addition of gibberllic acid only changes the phenotype of the plant, not the genotype. Thus, the cross between a genotypically dwarf plant (tt) with pure tall plant (TT) will produce only tall plants (Tt).