Discussion Topic Heart disease is the leading cause of death among both men and women in the United
States. It is usually caused when a sticky substance called plaque builds up in the
arteries. Often, the only symptoms of heart disease are chest pain or discomfort.
Why do you think heart disease is so prevalent in the United States? How could heart
disease affect other organ systems?

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation:

due to the fact that it skipped a generation we can tell it is definitely not a dominant trait, therefore it must be recessive. i think this is right let me know!

explanation:

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )