Answer:
1. 4 generations
2. the father/male parent carries the recessive allele (individual 2 of the 1st generation)
3. individual 1 has a hom.ozygous spouse.
4. Generation 3
Step-by-step explanation:
sorry if any of these are wrong
(also i had to put a period there so it wouldnt identify hom.ozygous as a slur)