Enzymes are biological catalysts. Catalysts work by lowering the amount of energy required to set off a chemical reaction.
Just like a compass, a modern day gps will say whether you're going north, east, south, or west, however they also tell your exact location and the location that you need to go too.
Answer: Assuming you mean 'Which of the following is the correct complementary RNA strand?' The answer is D.
Explanation: This is because RNA is A=U G=C T=A
Photosynthesis takes place faster in a white light.