Organic Molecules

Question 1

These are large carbon based molecules found in or used by living things.

Answer 1

ORGANIC MOLECULES are large carbon based molecules found in or used by living thing.

Question 2

This prefix that means “many”.

Answer 2

POLY- means “many”.

Question 3

This is a very large molecule.

Answer 3

A MACROMOLECULE is a very large molecule

Question 4

This is the scientific name for a sugar.

Answer 4

A SACCHARIDE is a sugar.

Question 5

This prefix that means one.

Answer 5

MONO- means one.

Question 6

This is a large molecule made of many smaller monomers.

Answer 6

A POLYMER is a large molecule made of many smaller monomers.

Question 7

This is a complex carbohydrate made of simple sugars. Starch is an example.

Answer 7

A POLYSACCHARIDE is a complex carbohydrate made of simple sugars. Starch is an example.

Question 8

This is a simple sugar that can join with other simple sugars to form a polysaccharide.

Answer 8

A MONOSACCHARIDE is a simple sugar that can join with other simple sugars to form a polysaccharide.

Question 9

This is any substance that speeds up a reaction.

Answer 9

CATALYSTS are substances that speeds up reactions.

Question 10

These are proteins which catalyze chemical reactions.

Answer 10

ENZYMES are proteins which catalyze chemical reactions.

Question 11

This is the place on the enzyme where the substrate fits.

Answer 11

The ACTIVE SITE is the place on the enzyme where the substrate fits.

Question 12

This is the substance that is changed in a chemical reaction.

Answer 12

A REACTANT is the substance that is changed in a chemical reaction.

Question 13

This is the same thing as a reactant.

H2O2 is an example.

Answer 13

A SUBSTRATE is the same thing as a reactant. H2O2 is an example.

Question 14

This is the combined structure that forms when the substrate is attached to the enzyme.

Answer 14

An ENZYME-SUBSTRATE COMPLEX is the combined structure that forms when the substrate is attached to the enzyme.

Question 15

This is what an enzyme does to a substrate.

Answer 15

An enzyme WEAKENS the bonds of a substrate in order to speed up the reaction at a normal temperature.

Question 16

This is what enzymes do to the activation energy needed to start a reaction.

Answer 16

Enzymes LOWER the activation energy of reactions.

Question 17

This is the function of Nucleic Acids.

Answer 17

Nucleic Acids such as DNA and RNA carry our HEREDITY information.

Question 18

This is the function of lipids.

Answer 18

Lipids are used in the structure of the cell membrane, they store LOTS of energy and can be also used as a WATERPROOFING agent.

Question 19

This is the function of carbohydrates.

Answer 19

Carbohydrates are the MAIN SOURCE OF ENERGY of living organisms.

Question 20

This is an example of a protein which can control the rate of a reaction.

Answer 20

An ENZYME is a protein that can control the rate of a chemical reaction.

Question 21

These are the monomers of nucleic acids.

Answer 21

NUCLEOTIDES are the monomers of nucleic acids.

Question 22

This is what enzymes do to the activation energy needed to start chemical reactions.

Answer 22

Enzymes LOWER the activation energy needed to start chemical reactions.

Question 23

These are the monomers of proteins.

Answer 23

AMINO ACIDS are the monomers of proteins.

Question 24

These are 3 functions of proteins.

Answer 24

Proteins:
speed up reactions;
form bones and muscles;
help form cell membranes

Question 25

Carbohydrates would commonly be found in these types of food.

Answer 25

Pastas and bread contain lots of carbohydrates.

Question 26

Proteins are commonly found in this type of food.

Answer 26

Proteins are commonly found in meats such as chicken and beef.

Question 27

Lipids are found in these kinds of foods.

Answer 27

Oils, such as olive oil, and butter are made of lipids.

Question 28

These are 2 environmental factors that control enzyme activity.

Answer 28

Temperature and pH are environmental conditions that control enzyme activity.

Question 29

This is the name of an actual enzyme found in liver cells.

Answer 29

Catalase is an enzyme found in liver cells.

Question 30

What is H2O2 commonly called?

Answer 30

H2O2 is commonly called hydrogen peroxide.

Question 31

These are the 3 elements found in Carbohydrates in a 1:2:1 ratio

Answer 31

C-H-O or carbon, hydrogen & oxygen are the 3 elements found in carbohydrates.

Question 32

Besides C-H-O, proteins also contain this element.

Answer 32

Proteins contain C-H-O + N which stands for NITROGEN.