Answer
Enzymes are proteins, which have a specific 3D tertiary structure, with a specifically shaped active site. The active site can only bind one substrate to form an enzyme-substrate complex, so can therefore only catalyse one reaction.
Answer: (D)
Explanation: biotic factors depend among abiotic factors, meaning that living things need non-living things in order to survive. That also means that biotic factors everywhere including the surrounding area need to be thought of in this sense so that they are able to survive in the environment they are in.
Answer:
photosynthesis allows plants to make their own nutrients/food
Explanation:
photosynthesis is the process where plants make their own glucose so that they get ATP (energy) from the nutrients which allows them to grow. The chloroplast is the organelle where photosynthesis occurs, so it allows the process to happen.