This probably isn’t right
If you are hungry eat a piece of fruit.
This is because if you are hungry you need to eat. Hungry and eat are very similar.
(Please don’t use my answer use someone else’s because they are probably better than me)
The chain starts from God and progresses and downward to angels, demons (fallen/ renegade angels) so the answer is god
Blocks a enzyme by going into the allosteric site.
Perhaps sift the mixture, or expose it to a magnet, to separate the steel shavings from the rest of the mixture. Then, boil the remaining sand and salt in water, so the salt will disintegrate and only the sand will be left. Then, you could drain the water into a sifter, so the sand will be caught and seperated from the salt water.
It may mean that if 2 or more races/people get along everything will be equal to them instead of being kept away by a race/people... that may be what it means but im not sure