Medical Quiz

Biological Molecules Quiz


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How are carbon based molecules bonded?

A. Ionic Bonds

B. Covalent Bonds

C. Hydrogen Bonds


The monomers of proteins are

A. nucleotides

B. amino acids

C. monosaccharides

D. fatty acids


What is a monomer?

A. The repeated section of the same sets of atoms

B. Something that doesn’t change

C. A large molecule


Which type of bond is found in lipids?

A. Glycosydic

B. Ester

C. Peptide


Which of the following biological molecules contains the elements carbon, hydrogen and oxygen?

I. carbohydrates
II. proteins
III. lipids
IV. nucleic Acids

A. I and II only

B. I and III only

C. II and III only

D. I, II, III, and IV


Which of the following could make one protein different to another protein?

I. the number of amino acids it contains
II. the sequence of amino acids
III. they contain amino acids

A. I and II only

B. I and III only

C. II and III only

D. I, II and III


Which answer below correctly identifies the uses for the types of carbohydrates

I. Glucose & Cellulose for energy, Starch for structure
II. Starch and Cellulose for energy, Glucose for structure
III. Glucose & Starch for energy, Cellulose for structure
IV. Any can be used for energy OR structure

A. I

B. II

C. III

D. IV


Which of the following biological molecules creates things such as enzymes, organelles, and structures in the cell membrane that allows passage of materials?

A. Proteins

B. Lipids

C. Nucleic Acids

D. Carbohydrates


Which of the following biological molecules stores genetic information?

A. protein

B. carbohydrate

C. lipids

D. nucleic Acids


Amino acids all have the same general structure except for the:

A. Amino Group

B. Carboxyl Group

C. ‘R’ Group

D. Carbonyl Group


My monomer is nucleotide.

A. carbohydrates

B. lipids

C. proteins

D. nucleic acids


The bond that joins amino acids are called:

A. Peptide Bonds

B. Ester Bonds

C. Glycosidic Linkages

D. Phosphodiester Bonds


This macromolecule plays an important role in the structure and function of the cell membrane.

A. proteins

B. nucleic acids

C. lipids

D. carbohydrates


Many simple sugars have either 5 or 6 carbon atoms like glucose and fructose. These are called what?

A. cellulose

B. sucrose

C. monosaccharide

D. polysaccharide


A group of organic molecules that includes sugars, starch, and cellulose care called…

A. proteins

B. carbohydrates

C. nucleic acids

D. lipids


Where do most of the carbon based compounds of earth come from?

A. The stars

B. Methane eating bacteria

C. Any living organism


Three fatty acids bonded to glycerol

A. glycogen

B. polypeptide

C. protein

D. triglyceride


What is the function of protein in the body?

A. cell structure formation and repair

B. energy storage & cell membrane structure

C. primary energy usage

D. stores genetic information


This molecule provides the primary energy for the cells.

A. carbohydrates

B. lipids

C. proteins

D. nucleic acids


A large molecule made of subunits called monomers.

A. isomer

B. polymer

C. misnomer

D. hydrocarbon




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