Answer:
down
Explanation:
because gravity come from the center of the earth the gravitational pull, pulls us down.
Answer:
The one major change that occurred was the placement and organization of the electron.
Answer:
a) the oxidizing agent.
Explanation:
In the citric acid cycle, malate is dehydrogenated into oxaloacetate and the reaction is catalyzed by malate dehydrogenase. The released electrons are accepted by NAD+. So, NAD+ is reduced into NADH. The substances that accept electrons during chemical reactions and are reduced to oxidize the other substances are called oxidizing agents. NAD+ serves as an oxidizing agent as it accepts electrons to oxidize malate into oxaloacetate.
Answer:
D
Explanation:
I believe the answer would be aquaporins