There is a lack of dominance in black and white horse coat colours. An offspring produced from a black horse and a white horse has a blue-roan coat colour. When the blue-roan coat is closely examined, both black and white hair can be found. A black horse mated with a blue roan horse. Which of the following alternatives correctly identifies the phenotypic ratio of the offspring?

Select one:

1 white : 1 black

1 WW : 1 BB

 1 BB : 1 BW

1 black : 1 blue roan

 

here is a lack of dominance in four o’clock plant flowers. When a red flower is crossed with a white flower, a pink flower is produced. A white four o’clock flower was crossed with a pink four o’clock flower. What is the likelihood of getting red flowers from this cross?

Select one:

 50%

 0%

25%

100%