Question

Based on the pedigree that is shown, which describes John?

1) carrier for hemophilia
2) expresses hemophilia
3) does not have hemophilia
4) expresses hemophilia and died of complications

Answer 1

Sperm, also called spermatozoon, plural spermatozoa, male reproductive cell, produced by most animals. ... The sperm unites with (fertilizes) an ovum (egg) of the female to produce a new offspring. Mature sperm have two distinguishable parts, a head and a tail.

Answer 2

Answer:

2) Expresses hemophilia