Answer:
Man encourages his sister to see a genetic counselor in order to find out that she has the genetic disease or not.
Explanation:
Cystic fibrosis is genetic disease that can transfer from parents to their offspring. This is a very dangerous disease which decrease the life span of patient and the patient die in early stages of life. The man with Cystic fibrosis disease encourage his sister to go to the genetic counselor to find out the presence of disease in her blood because she is planning a baby and we know that this is a hereditary disease so if she has this disease it will transfer to her child.
Explanation:
because the tilt of the earth on its axis
We all have the same genetic makeup. DNA
Darwin concluded that the sea level was high were it reached the mountain and as times passed sea level lowers down and clams were still on the mountain so when they died they were fossilized in the mountains. Hope this helps