The respiratory system that allows for Gas Exchange happens between Alveolar Spaces and Capillaries
Answer:
I think it is B. The Genes that a person has
Explanation:
Please Correct me If I am wrong :)
Answer:
The parents would have both have to be Bb or heterozygous for black spots in order to have 7 out of 10 or about 75% of puppies with black spots.
have a good day
-HOPS