Can you guys me how to answer this questions?

Answers are

Q 20

         ? = xBxb

Q 21

       Mother

Q 22

In sex linked pedigree  one gender is more effected than other But in Autosomal both Male and Female are effected equally

Q 23

       Presence of just  1 Dominant autosomal allele  is Sufficient

Q 24

      Yes, All 3 children genotype will be Hh

All should be shaded because all are effected due to Presence of H

the answer is d. exposing corruption in the church

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.