Answer:
C) Does not have hemophilia
Explanation:
When a pedigree is half shaded, the person is a carrier.
When a pedigree is not shaded, the person doesn't express the gene.
When a pedigree is completely shaded, the person is affected.
Square usually is male and circles are usually female.
Since John is the non-shaded square and parent of 4 offspring, he does not have hemophilia. However, his wife is a carrier, and that's how their offspring have hemophilia.
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Answer:
correct, valley civilizations
Explanation:
Answer:
c
Explanation:
if there was no change, there is no way for the strongest of a species to pass on their genes as all of the species would be exactly the same and there would be no strongest