Darwin hypothesized that there are definite steps to natural selection. consider the model for natural selection. describe a scenario that represents this model of natural selection according to darwin.

There are several steps in natural selection. These are:

The scenario of evolution of peppered moth is an example of natural selection. The frequency of dark colored moth increased which was known as Industrial Melanism. The number of dark colored moth increased showing the theory of natural selection and later when the pollution decreased the number of light colored peppered moth again increased.

before it leaves the nucleus of a eukaryotic cell, mrna is altered in the following ways: - a cap is added to the 5' end of the mrna molecule; - a poly a tail is added to the 3' end; - introns are removed and exons are spliced together.

yay can i have brainliest