Distinguish between Karyotype and Karyokinesis

Distinguish between Autosomes and Sex chromosomes

In a certain species of animals, black fur (B) is dominant over brown fur (b). Predict the genotype and phenotype of the offspring, when both parents are 'Bb' or have heterozygous black fur.

Two pairs (A and B) of rabbits were crossed as given below:

(a) Can you tell which coat colour (black or white) is dominant?

(b) Is the coat colour sex-linked?