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Worksheets

Macromolecules

Total questions: 15

Worksheet time: 10mins

Name
Class
Date
1.
Glycerol and fatty acids combine to form...?
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
2.

Glucose is an example of a

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

3.

Which monomers make up the structure of all proteins?

a)

glucose

b)

amino acids

c)

carbohydrates

d)

fatty acids

4.

Which is a Carbohydrate's monomer?

a)

Sugar

b)

Amino acids

c)

Monosaccharide

d)

Nucleotide

5.
The word saccharide means:
a)
sugar
b)
glucose
c)
sweetener
d)
carbohydrate
6.

Important to the structural integrity of plant cells, this is the single most abundant polysaccharide in the world.

a)

Starch

b)

Glycogen

c)

Cellulose

d)

Chitin

7.

Which of the following are almost always hydrophobic?

a)

carbohydrates

b)

lipids

c)

proteins

d)

nucleic acids

8.

What kind of macromolecule is hemoglobin?

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

9.

What is the monomer of a nucleic acid?

a)

nucleus

b)

nucleotide

c)

nucleoplasm

d)

genes

10.

The parts of a nucleotide are:

a)

nitrogen, sulfur, phosphate group

b)

DNA, RNA, ATP

c)

nitrogenous base, ATP, glucose

d)

nitrogenous base, 5-carbon sugar, phosphate group

11.

Most enzymes are composed of .....

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

12.
Where do substrates bind on an enzyme?
a)
voltage-gated channels
b)
surface receptor
c)
calcium channels
d)
active site
13.
With what 3 letters do enzymes typically end?
a)
-ose
b)
-ase
c)
-ese
d)
-tic
14.
How do enzymes increase the speed of chemical reactions?
a)
reducing the number of products   
b)
reducing the activation energy
c)
increasing the temperature of the cell
d)
increasing the concentration of reactants 
15.
What is a substance called if it speeds up a chemical reaction?
a)
reusable
b)
catalyst
c)
specific
d)
fragile