Fruit flies share 75% of the genes that cause diseases with humans, so scientists can learn about human genetics by studying fruit fly genetics.
B. Catalysts are not changed during a chemical reaction.
<span>size, small
Gel electorophoresis moves DNA through a matrix that contains molecules which prevent large ones from moving but the smaller ones are able to pass through. This allows molecules to be separated by size.</span>
The part of the phospholipid bilayer that interacts with water would be the hydrophilic portion consisting of the polar phosphate group. The hydrophobic tails which are the fatty acid chains will not interact with the water present in the aqueous environment.
I'd have to go with the first option, stags have more prominent antlers than does
