Two trophic levels
Typically there are three or four trophic levels in a community because after this point, it becomes very hard to sustain organisms. The amount of energy lost at each trophic level makes it harder and harder to sustain life.
A large molecule made up of smaller molecules is called a macromolecule. Macromolecules are also sometimes called polymers.
Answer:
The speed of the light waves will decrease
Answer:
The genotype is the genetic makeup of an organism.
Explanation:
It is the set of genes that the organism inherited from its parents and is expressed through its phenotype, or physical properties.