She help us to understand better the difficult words .Explains very well, tell us about all the words we do not know and explains in a easy way.
She teaches very well. We have a lot of unique proteins in our body, we need a power microscope to see the DNA and explains about function of DNA.
They do not use difficult words like normal science. We learn about behavior from parents is a inherit features, genetics is not just important in humans,why you normally look like your family.
It is easy to understand. Tell you more things about how we look. Explains about traits. Why look like we do and animals have gens too.