Question

A purebred plant that has yellow flowers is crossed with a purebred plant that has white flowers. All the offspring have yellow flowers. Which conclusion about yellow flowers is supported by these results?

A:Yellow flower color is a dominant trait.
B:Yellow flower color is a recessive trait.
C:Yellow flower color is a hetero-zygous trait.
D:Yellow flower color is a mono-hybrid trait.

Answer 1

The yellow flower color is dominant....A for edgenutiy

Answer 2

Answer: A Yellow flower is a dominant trait.According to Mendel's first law if a cross is made between two different characters then the dominant character will be the character of the offspring formed.Here when a yellow flowered plant is crossed with white flowered plant then the offspring had yellow colored flower because yellow color is a dominant trait.