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Bile basically has the same function as washing up liquid, it makes it easier to break down fatty material. It is released by the liver, and stored in the gall bladder, before being released into the smal...

-DNA and RNA are very similar in their molecular structure. Both of them are formed by smaller units called nucleotides. A nucleotide is composed by 3 parts: a sugar group, a phosphate group and a nitroge...

Increasing temperature gives more kinetic energy to both enzyme and substrate so they move more and with more energy. They can then collide more frequently allow more binding so the rate of reaction incre...

It neutralises acid in the stomach and allows bacteria to damage the stomach epithelium.

Phase I- The drug must be tested on animals and tissue culturesPhase II - The drug is tested on healthy volunteers in small dosesPhases III- The drug is tested on sick patients in small dosesSmall doses a...