define sex linked
any gene that is coded by genes found on sex cells only
define an autosome
a chromosome which is not a sex chromosome
define autosomal linkage
where two or more genes are carried on the same chromosome (autosome)
any sex-linked genes will have been passed on from ______ _______
female parents
give two examples of a sex linked disorder
how can you tell how close loci are on a chromosome
the closer together the loci, the lower the chance of chiasma forming between them, which would separate them