Answer:
The three things to remember about gravitational forces in space are: (1) The gravitational forces are inversely proportional to the square of the distance between the objects. More is the distance between the object, less will be the gravitational force between them.
Explanation:
Its on google
Genes. Genes are what you get from your parents, proteins are what you get from eating meat, codons are basically the stuff in genetic codes and base pairs make up your DNA. :)
I would not suggest it. Anything can happen on a boat.
Soccer since you play with a team.
Id go with A because the avg for 15 year olds is about 72ish to 100ish.