They use evidences. Hope it helps
Variations are beneficial for the survival of the species. Populations of organisms fill well-defined places, or niches, in the ecosystem, using their ability to reproduce.However, if some variations were to be present in a few individuals in these populations, there would be some chance for them to survive.
Chemokines act as chemoattractants. They lead <span>to the migration of immune cells to an infection site so they can target and destroy invading bodies such as microbes. Hope this helps.</span>
People who don't exercise get injuries because their body is not used to it so they will not perform well.
Answer:
C
Explanation:Secondary succession is the series of community changes which take place on a previously colonized, but disturbed or damaged habitat. Examples include areas which have been cleared of existing vegetation (such as after tree-felling in a woodland) and destructive events such as fires.