The term migration fits the definition of a species brought into an ecosystem where it doesn't naturally occur
Answer:
Washing fruits
Explanation:
It is the most understandable choice
The cell theory states that 1. All living things are made up of cells and 2. Cells are the basic unit of structure and function in living things. The reasons why the cell theory is important are: 1. It shows us how the cells function and how these cells unite to create another living organism and 2. It allows us to differentiate between what is living and non living that is present around us.
Answer:
Gravitational pull and the earth on its axis
Explanation:
Hope this helps
Natural selection<span> acts upon two major sources of genetic variation: </span>mutations<span> and</span>recombination<span> of </span>genes<span> through sexual </span>reproduction<span>. Most </span>mutations<span> do not affect the reproductive fitness of individuals -- some may be beneficial, some may be harmful, and </span>many<span> may be neutral. </span>Mutation rates<span> per gene are generally low</span>