A black heterozygous bull was crossed with a red cow. what will be the offspring?

The black color of cattle is the dominant feature, and the red color is recessive.

Given:

father – heterozygous black bull Aa

mother is a red cow aa

Find:

F1 -?

Solution:

When crossing a black heterozygous bull with a red cow, we get the following:

P        Aa x aa

/ \

F1 Aa Aa aa aa

50% AA (black calves)

50% aa (red calves)

Answer: 50% black calves Aa and 50% red calves aa