DNA carries all of the information for your physical characteristics, which are essentially determined by proteins. So, DNA contains the instructions for making a protein. In DNA, each protein is encoded by a gene (a specific sequence of DNA nucleotides that specify how a single protein is to be made).
D hurricanes makes the most sense because lightning isn't and blizzards have nothing to do with ocean waters and tornadoes only occur inland.
A unicellular or single celled organism is the term for organisms composed of only one cell.
I hope this helped!
alpha cells are glucagon and beta cells are insulin