Genetics Unit

What is DNA? What are genes? How has our understanding of genetics changed in the recent decades?

How does our DNA actually DO anything in our body?

What is blood type and what does it have to do with our genetics?

How do we have a complete identical copy of our DNA in every cell...and also have such different DNA from our siblings?

Did you know earwax is genetic? How do your genes compare with your actual earwax?

How do geneticists write out the possible combinations of genes? What's the likelihood of a specific combination?