Bio part 2

Enzymes are organic compounds classified as

 

• nucleic acids.

• proteins.

• lipids.

• steroids

Tags

NGSS.HS-LS1-1

Which of the following is a polymer?

 

• Nucleotides

• Carbohydrates

• Amino Acids

• Sugars

Nucleic acids are polymers of

 

• amino acids.

• glycerol.

• fatty acids.

• nucleotides.

A fatty acid with all single bonds in its hydrocarbon chain is called a(an) _________________ fatty acid.

• Saturated

• Polysaturated

• Unsaturated

• Polyunsaturated

What is a complex carbohydrate used by plants to store energy?

 

• Glucose

• Chitin

• Glycogen

• Starch

All carbohydrate molecules

 

• are composed of nucleotides.

• are composed of amino acids.

• are composed of fatty acids.

• are composed of sugar molecules.

Glycogen is a

 

• protein found in cell membranes.

• monosaccharide used for quick energy.

• nucleic acid found in the nucleus of a cell.

• polysaccharide used to store glucose/energy in animals.

Which group of lipids forms a barrier around cells?

 

• phospholipids

• triglycerides

• saturated acids

• trans-fatty acids

In plants, chloroplasts are necessary for

 

• photosynthesis

• respiration

• storage

• secretion.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Since all organisms have DNA, all living cells must contain a nucleus.

 

• True

• False