I'm going to say since I cannot see the graph i'm guessing that it shows an enzyme at its peak and lowering so i'm going to say the first one 1) There is a specific pH range in which the enzyme effectively lowers the reaction's activation energy
Answer:
Cell wall
only plant cells contain a cell wall
Mendel called these traits that masked others "dominant".
Answer:
I believe the answer is C
sorry if I am wrong, its been a while since I did something like this