It's in the DNA
By Gordon Warren,2015-02-06 18:08
Unit 10 It's in the DNA
TEACHER: Good morning. Today we'll talk about an important topic in biology--DNA
and DNA testing. Can anybody tell us what DNA stands for?
STUDENT 1: de-oxyribonucleic acid
TEACHER: Right. It's the molecule that carries genetic information in all living
cells. Now first, we'll look at what DNA is and when it was discovered. Then, we'..