Organic Molecules

The building blocks of most biomolecules contain the element________ since they are organic

• carbon.

• calcium

• nitrogen

• sodium

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Nucleic Acids include which of the following?

• RNA

• DNA

• ATP

• All of the above

Which of the following molecules are classified as carbohydrates?

• amino acids

• fats

• sugars

• nucleotides

Polysaccharides are

• carbohydrates

• lipids

• proteins

• nucleic acids

Refer to the illustration above. Molecule B is a

• carbohydrtate

• lipid

• protein

• nucleic acid

Lipids are

• made of monosaccharides

• made of chains of amino acids.

• linked together with peptide bonds.

• used by the body for long term energy

All of the following are examples of lipids except

• oil

• starch

• steroids

• candle wax

Which molecules are most closely related to lipids?

• amino acids and polypeptides

• fatty acids and glycerol

• nucleotides

• sugars

Using the knowledge of organic molecules, the structure above is a _________

• carbohydrate, because it is made of amino acids

• lipid because it is made of fatty acids

• protein because it is composed of amino acids

• nucleic acid, because it is made of nucleotide

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NGSS.HS-LS1-1

NGSS.HS-LS1-6

ATP (adenosine triphosphate) stores energy in the bonds between its

• hydrogen atoms

• carbon atoms

• nucelotides

• phosphate groups

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