Question

what are homogygus and hetarogygous

Answer 1

homozygous refers to the gene that have identitical alleles on both the chromosomes it is denoted by(XX)

hetrozygous refers to the gene have two different alleles of both the chromosomes it is denoted by (XY)

Answer 2

These are the kind of mixture
homogeneous means which have the uniform composition throughout
It does not have clear boundaries of seperation.
heterogeneous means which donor have uniform composition throughout
it doesn't have clear boundaries of seperation