.Mendelian inheritance, Mendel´s first law, X and Y-linked genes

Question 1

what is the first law

Answer 1

2 alleles of 1 gene are separated from each other during meiosis - they cannot enter the same gamete.

Question 2

X and Y linked genes

Answer 2

y linked inheritance - father to son
x linked inheritence - men to daughters
women to son and daughters
Males are hemizygous