Question

In dogs black coat colour is dominant over white.What coloured dog will you choose to breed a given black dog in order to find its genotype? What is this type of cross known as?

Answer 1

in case of this, black dog is dominant
or white is recessive gene
so we prefer black colour baby dog
this cross is called f1 projiny

Answer 2

White color dogs

Explanation:

In the given question, the color of the dogs is the trait being studied and the two variants are the  

1. Dominant black dog color- BB or Bb

2. Recessive white dog color- bb

To know the genotype of the black dog in the population, we can make a cross between the black dog with the recessive trait white dog.

Two cases will arise,

1. BB X bb- offsprings will be- all Bb (Black)

2. Bb x bb- offsprings will be- Bb and bb (Black and white)

This cross is known as "Test cross"

To learn more:

1. Test cross: https://brainly.in/question/12018449