Question and answer
Cholesterol is an example of what kind of molecule? A. protein B. amino acid C. lipid D. carbohydrate
C. lipid
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User: A solution such as tomato juice would be considered A. basic. B. neutral. C. acidic. D. slightly basic.

User: Which term is most appropriate to describe a molecule that dissolves easily in water? A. hydrophilic B. hydrocarbon C. hydrophobic D. organic

User: Cholesterol is an example of what kind of molecule? A. protein B. amino acid C. lipid D. carbohydrate

Weegy: C. lipid
sipichapie|Points 4702|

User: The 20 amino acids vary only in their A. carboxyl group. B. amino groups. C. side groups. D. lipid groups.

User: An enzyme does which of the following? A. adds heat to a reaction, speeding it up B. lowers the activation energy of a reaction C. cools a reaction, slowing it down D. raises the activation energy of a reaction

User: Compared to nitrogen-14, the radioactive isotope nitrogen-16 has A. two more protons. B. two more neutrons. C. two more electrons. D. a different atomic number.

User: A covalent bond forms when A. two atoms share a pair of electrons. B. opposite ions attract. C. protons are shared between atoms. D. an electron is transferred from one atom to another.

Weegy: D. 2 protons, 2 electrons, and 1 neutron
abhik1100|Points 685|

User: The four most abundant elements in your body include all of the following EXCEPT A. nitrogen. B. calcium. C. carbon. D. oxygen.

User: All atoms of a particular element have the same number of protons, known as the element's A. atomic number. B. mass number. C. atomic element. D. atomic mass.

Weegy: letter A. atomic number.
Expert answered|asereht1970|Points 1121|

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Asked 11/9/2012 2:34:23 AM
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