The ozone layer helps prevent harmful UV rays from entering the atmosphere.
Answer:
Any thing or organism that regulates the size of a population of another organism is known as a limiting factor
Explanation:
Organism that regulates the size of a population of another organism is known as a limiting factor which helps to curtail such population. A limiting factor helps in leveraging population and there are factors used to regulate such population, the factors include; predator, parasites, among others
Most invertebrates leave their young to fend for themselves while vertebrates help their young till they are ready
Falso porque natural selection is actually the process where organisms that are better adapted to their environment tend to produce more offspring than those that have a disadvantage