What is heritable variation?

Heritable variation refers to the genetic differences between organisms that allow you and I to have different hair colour, height

Explanation:

These variations can be a result of genetic mutation, where factors such as sunlight alter certain genes. This is why people in Africa, for instance, have dark skin.

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.