Choose the correct statements among the following
A) Genes which code for a pair of contrasting traits are called homozygous.
B) Through artificial selection and domestication from ancestral wild cows, Sahiwal cows in Punjab were identified.
C) An organism of dominant phenotype is crossed with a recessive parent to predict the genotype of test organism.
D) Mendal developed the graphical representation to indicate all possible union of gamets.