Mendel crossed pea plants producing round seeds with those producing wrinkled seeds. From a total of 7324 F2 seeds, 5474 were round and 1850 were wrinkled. Using the symbols R and for genes, predict the cross between F hybrids.
Important Questions on Principles of Inheritance and Variation
Mendel crossed pea plants producing round seeds with those producing wrinkled seeds. From a total of 7324 F2 seeds, 5474 were round and 1850 were wrinkled. Using the symbols R and for genes, predict the
Genotypes, phenotypes, genotypic frequency, phenotypic ratio of F1 progeny
The following data was obtained from an experiment on peas. The grey-coloured seed is dominant over the white coloured seed. Use the letter G for grey and g for white traits. Predict the genotypes of the parents in each of the following crosses.
Parent: Grey white
Progeny: Grey-164, white-156
The following data was obtained from an experiment on peas. The grey-coloured seed is dominant over the white coloured seed. Use the letter G for grey and g for white traits. Predict the genotypes of the parents in each of the following crosses.
Parent: Grey grey
Progeny: Grey-59, white-19
The following data was obtained from an experiment on peas. The grey-coloured seed is dominant over the white coloured seed. Use the letter G for grey and g for white traits. Predict the genotypes of the parents in each of the following crosses.
Parent: white white
Progeny: Grey-0, white-100
The following data was obtained from an experiment on peas. The grey-coloured seed is dominant over the white coloured seed. Use the letter G for grey and g for white traits. Predict the genotypes of the parents in each of the following crosses.
Parent: grey grey
Progeny: Grey-180, white-0
In tomatoes, red fruit colour (R) is dominant to yellow (r). Suppose a tomato plant homozygous for red is crossed with one homozygous for yellow. Determine the appearance of the following:
the F1
In tomatoes, red fruit colour (R) is dominant to yellow (r). Suppose a tomato plant homozygous for red is crossed with one homozygous for yellow. Determine the appearance of the following:
F2
In tomatoes, red fruit colour (R) is dominant to yellow (r). Suppose a tomato plant homozygous for red is crossed with one homozygous for yellow. Determine the appearance of the following:
The spring of a cross of the F, back to the red parent.
