Trait is an obvious, observable, and measurable trait; it is the expression of genes in an observable way. An example of a phenotypic trait is a specific hair color
Answer:
The mechanism that Darwin proposed for evolution is natural selection. Because resources are limited in nature, organisms with heritable traits that favor survival and reproduction will tend to leave more offspring than their peers, causing the traits to increase in frequency over generations.
Explanation:
The cell’s DNA is replicated or copied before cell division because it is important for the cell to have 2 DNA molecules because the cell is going to divide into 2. Each new cell need a 1 DNA
The answer to your question is A
