Q: Similarity in biochemicals, like the glucose used by virtually all living things for energy, provides evidence of what? Choices: - gravity - variation - DNA - evolution A:
evolution

(Question)
Q: When the maximum amount of solute has been dissolved in a given amount of solvent, we say that the solution is what? Choices: - blended - used - empty - saturated A:
(Answer)
saturated

Ques: Q: Human blood has a buffering system to minimize extreme changes in what? Choices: - sodium level - calcium - ions - ph A:
Ans: ph

(Q).
Q: Helium-3 is produced by beta decay of a certain what? Choices: - electron - quark - particle - nuclide A:
(A).
nuclide

Ques:Q: Which kinds of cells have nuclei and other membrane bound organelles? Choices: - lipids - monocytes - prokaryotes - eukaryotes A:

Ans:eukaryotes

Q: If both atoms are the same, they have the same electronegativity and share what type of bond? Choices: - metabolic - ionic - isotopic covalent - nonpolar covalent A:
nonpolar covalent