Plz.. help me OUT!!?

1 - The law of independent assortment states that the inheritance of alleles for one trait is not affected by the inheritance of alleles for a different trait if the genes for the traits are on _____.





a) separate chromosomes


b) homologous chromosomes


c) the same chromosome


d) homozygous chromosomes











2 - A couple has two children, both of whom are boys. What is the chance that the parents next child will be a boy?


a. 0%


b. 25%


c. 50%


d. 75%





3 - A man heterozygous for blood type A marries a women heterozygous for blood type B. There is a _____ chance their first child will have type O blood.





a. 0%


b.25%


c. 50%


d. 75%





Thank you so MUCH!!

Plz.. help me OUT!!?
not so sure, sorry.
Reply:Without going into detail: 1-a, 2-c, 3-b