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Think of two animals of the same species. One of them has a gene that contains mutation X. Mutation X helps this animal to be better adapted to survive as it makes them stronger, and more likely to find f...

A competitive enzyme inhibitor is a molecule which has a similar structure to the target molecule (substrate). It acts by binding to and blocking the active site of the enzyme. This prevents the substrate...

RNA is single stranded however DNA is double stranded. RNA contains the base uracil however DNA contains the base thymine. RNA contains the sugar ribose however DNA contains the sugar deoxyribose. RNA is ...

Within the initial population of bacteria, some will have an allele that provides them with resistance to a specific antibiotic which is due to mutations, random spontaneous changes in the base sequence o...

Osmosis is the movement of water particles from an area of high concentration to an area of low concentration through a partially permeable membrane along a concentration gradient.