Can anyone help me please.

There are traits like blood type and eye color, and others like speaking english or having a scar. what are the terms used to describe these different types of traits? how are each defined?

According to a traditional legend, who founded the city of rome? a. helen of troy c. aristotle and plato b. romulus and remus d. julius caesar

Which at first gave the south an edge in the civil war? a. a better-equipped army b. the invention of ironclad ships c. the drafting of slaves into the army