Medical Quiz

Biological Molecules Quiz


Which type of bond is found in lipids?

A. Glycosydic

B. Ester

C. Peptide

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 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

How are carbon based molecules bonded?

A. Ionic Bonds

B. Covalent Bonds

C. Hydrogen Bonds

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

A. proteins

B. carbohydrates

C. nucleic acids

D. lipids

The monomers of proteins are

A. nucleotides

B. amino acids

C. monosaccharides

D. fatty acids

My monomer is nucleotide.

A. carbohydrates

B. lipids

C. proteins

D. nucleic 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

This molecule provides the primary energy for the cells.

A. carbohydrates

B. lipids

C. proteins

D. nucleic acids

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

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

A. proteins

B. nucleic acids

C. lipids

D. carbohydrates

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

A. Amino Group

B. Carboxyl Group

C. ‘R’ Group

D. Carbonyl Group

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




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

A. The stars

B. Methane eating bacteria

C. Any living organism

Which of the following biological molecules stores genetic information?

A. protein

B. carbohydrate

C. lipids

D. nucleic Acids

The bond that joins amino acids are called:

A. Peptide Bonds

B. Ester Bonds

C. Glycosidic Linkages

D. Phosphodiester Bonds

A large molecule made of subunits called monomers.

A. isomer

B. polymer

C. misnomer

D. hydrocarbon

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

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


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