Natural selection is based on all the following except:
a. variation exists within every population
b. populations tend to produce more individuals than the environment can support
c. there is differential reproductive success with populations
d. individuals must adapt to their environment
3. the fittest individuals tend to leave the most offspring

answer; /// the correct )

sorry, but you do not have posted the diagram.

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.