Answer:
It reduces loss of water.
Explanation:
The answer is simple as a plant such as cactus are found in deserts and as you know desert is a dry land of sand. So to survive a cactus has an anatomical and behavioural adaptation of absorbing and storing water, and one of them is preventing of loss of water.
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
Your cardiovascular system is what moves blood through your body, delivering oxygen, nutrients, and more to its many cells. Those veins and arteries keep you alive. In your home, there are pipes that deliver water to different rooms of the house, helping you stay clean and hydrated.
