I appreciate Mr. Ludwig for the length of this blog post over the topic of genetics. Pretty much, when you are born you get chromosomes from both your parents that determines how you look. In this link below, we jotted down vocal terms to better help your understanding in genetics.
https://docs.google.com/drawings/d/12nxG1nz-wn3WxeR2FLtR8QlikrqdbxlI4y0Cu5QD5w8/edit?usp=sharing
Alex Blair's Biology Blog :) 