what is an incomplete dominance cross? give an example what % of human sperm carry a Y chromosome? what is a polygenic...

what is an incomplete dominance cross? give an example

what % of human sperm carry a Y chromosome?

what is a polygenic trait? give an example

what are the possible genotypes for a person with blood type A? blood type B?

why are sex linked disorders like colorblindeness and hemophilia more common in males than females?

what does a punnett square predict?

where are sex linked genes located?

what is a multiple alle trait,give two examples?

which parent does a boy with heoplilia inherit his disorder from?

what does haploid mean?

what disorder has three 21 chromosomes? 

what does diploid mean?

what is a carrier?

what are the symtoms of tay sachs disease?

how is huntingtons diesease inherited?

list the symbols in a pedigree and explain what they stand for.

what is a karyotype?