If a cross is made between AaTT and aatt, where A stands for red dominant and T for tall dominant. What will be the percentage of red tall plants?

25%

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

50%

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

75%

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

100%

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

Open in App

Solution

The correct option is A 50%
Given: genotype of the two parents to be crossed, i.e., AaTT and aatt
Therefore, gametes produced are AT, aT and at
F $_{1}$ generation will result in AaTt and aaTt.
Ratio: 1 : 1
Thus, the correct answer is option B.

Suggest Corrections

Similar questions

Q. In a given plant, red colour (R) of fruits is dominant over white fruit (r) ; and tallness (T) is dominant over dwarfism (t). If a plant with genotype RRTt is crossed with a plant of genotype rrtt, what will be the percentage of tall plants with red fruits in the next generation?

Q. When a tall and red flowered (both dominant) individual was crossed with a dwarf and white flowered individual, phenotype in the progeny was dwarf and white. What will be the genotype of tall and red flowered individual?

Q. In certain plant species, red flower colour is incompletely dominant to white flower colour (the heterozygote is pink) and tall stems are completely dominant to the dwarf stem. If a tall pink plant (TtRr) is crossed with a tall white plant (TTrr), which one of the following types of plants would be produced in the offspring?

What is an allele? And how is a dominant trait is identified for example between tall and dwarf the dominant trait is tallness thats ok but how the dominant trait is identified please answer this briefly

Q. Choose the correct answer from the alternatives given.
In tomatoes, red fruit (R) is dominant over yellow fruit (r) and tallness (T) is dominant over dwarfness (t). A plant that is RrTT is crossed with a plant that is rrTt. What are the chances of an offspring being heterozygous for both traits?

Join BYJU'S Learning Program

If a cross is made between AaTT and aatt, where A stands for red dominant and T for tall dominant. What will be the percentage of red tall plants?

The correct option is A 50%Given: genotype of the two parents to be crossed, i.e., AaTT and aattTherefore, gametes produced are AT, aT and atF1 generation will result in AaTt and aaTt.Ratio: 1 : 1Thus, the correct answer is option B.

The correct option is A 50%
Given: genotype of the two parents to be crossed, i.e., AaTT and aatt
Therefore, gametes produced are AT, aT and at
F $_{1}$ generation will result in AaTt and aaTt.
Ratio: 1 : 1
Thus, the correct answer is option B.