In tropical climates, the temperature is almost constantly warm. Seasons don't change because of the location of tropical climates near the equator.
No. Having a higher fitness in biology means surviving to reproductive age, finding a mate, and producing offspring. The more offspring an organism produces during its lifetime, the greater its biological fitness, regardless of how long the organism lives. If an organsim produces 5 offspring during their lifetime and dies at an early age, they would still be considered more fit than an organism that lived a long life and did not produce any offspring.
Answer:
3-Enzymes are biological catalysts