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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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The sale and transportation of slaves within the United States is called the User: What led to the rise of the domestic slave trade? User: Which of the following statements is true of free blacks in the North? A. They had the right to vote in all northern states. B. They often owned slaves. C. They generally had more rights than free blacks in the South. D. They were limited to agricultural jobs.
Weegy: A. They had the right to vote in all northern states. User: Who was the African American who accompanied the Lewis and Clark expedition to explore the Louisiana Territory? A. Solomon Northup B. York C. Estevanico D. William Ellison Weegy: B. York was the African American who accompanied the Lewis and Clark expedition to explore the Louisiana Territory. (More)
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