I’m guessing San francisco was cooler and st. louis was warmer?
Answer:
bottom of the periodic table
Explanation:
If you compare the original DNA with the mutated DNA, the first C got “substituted” by an A after the mutation.
So the answer is (C) substitution.
B - They both use protein channels (I think so at least) they differ because active transports use a pump to leave the cell and it uses atp (cell energy).
A molecule of H2o or Water
