C. Natural selection, I've studied about this 2 years ago :)
(Also this is pretty useless to answer this late lol sorry)
Answer:
I learned that Spinach and broccoli are high in Iron.
Explanation:
I thought it was cool because before I thought iron was only available in the grains food group.
I need a picture of the question plz so I can answer it
Answer:
gene
Explanation:
the genes that code for protein are made up of tri-nucleotide units called condons