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.
A) The data to support his hypothesis, so he should investigate if the same change happens in the density of solid water.
Answer:
cells,tissues,and organs
Explanation:
And by the way you did not show the picture of the female in the question
A hypersensitive reaction to a specific antigen in the environment is a(n) _ALLERGY_.
Think it's C since joints connects two bones together and marrow is inside bones.