Question: Which kind of molecule is used by organisms to store and transmit genetic material?nucleic acidcarbohydrateproteinlipid

Answer: nucleic acid

Question: Which two elements make up water?oxygen and phosphorusoxygen and hydrogenhydrogen and sulfurhydrogen and phosphorus

Answer: oxygen and hydrogen

Question: Which element is the basis for all living things and can combine with other elements in many ways?phosphoruscarbonoxygensulfur

Answer: carbon

Question: The smallest possible particle of an element is a(n).

Answer: atom

Question: The chart shows the percentage of different elements in the human body. Which element is the most prevalent in the human body?nitrogenhydrogencarbonoxygen

Answer: oxygen

Question: Which best describes a molecule?a unit made of different kinds of elementsa unit made of only one kind of elementa unit made of two or more atomsa unit made of a single atom

Answer: a unit made of two or more atoms

Question: Which statement is true about inorganic compounds?They are not made of atoms.They contain carbon.They are not made from living things.They are all elements.

Answer: They are not made from living things.

Question: Aluminum is an element. Which best describes what makes up a sample of aluminum?one kind of atomtwo different kinds of atomsall carbon-based atomsa carbon atom and non-carbon atoms

Answer: one kind of atom

Question: Genes are sections of DNA that code for a particular trait. Genes are .

Answer: nucleic acids

Question: The Venn diagram compares organic and inorganic compounds.Which statement belongs in the space marked X?Made from phosphorus and oxygenNot made from living thingsMade from every element except carbonNot made from elements

Answer: Not made from living things

Question: Which example is most likely an inorganic compound?methane, which is made of carbon and hydrogenglucose, which is a sugar made by plantssodium chloride, which is a salthuman DNA, which is a molecule in cells

Answer: sodium chloride, which is a salt

Question: How are sugar molecules in living things classified?as proteinsas nucleic acidsas lipidsas carbohydrates

Answer: as carbohydrates

Question: Rebekah is studying a molecule and trying to determine if it is DNA or RNA. Which kind of molecule is she studying?carbohydrateproteinnucleic acidlipid

Answer: nucleic acid

Question: In these chemical compounds, C is for carbon, O is for oxygen, N is for nitrogen, and K is for potassium.Which chemical compound is organic?H2OC12H22O11KNO3KOH

Answer: C12H22O11