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Chemical Compounds In Cells
Test Description: Carbs, lipids, and proteins, oh my!
Instructions: Answer all questions to get your test result.
1) Any substance that can not be broken down into a simpler substance.....
A
compound
B
protein
C
carbohydrate
D
element
2) This is created when 2 or more elements are combined
A
proton
B
atom
C
compound
D
electron
3) What type of molecules always contain carbon?
A
organic
B
inorganic
C
salts
D
none of the above
4) True or False: Inorganic molecules do not contain carbon.
A
False
B
True
5) Large molecules made of combinations of amino acids are called:
A
lipids
B
proteins
C
nucleic acid
D
carbohydrates
6) Proteins are made up of carbon, hydrogen, oxygen, nitrogen and sometimes:
A
sulfur
B
kryptonite
C
hydrogen peroxide
D
argon
7) How many amino acids can combine in different ways to make proteins?
A
15
B
10
C
18
D
20
8) A_________is a protein that speeds up a chemical reaction
A
lipid
B
fat
C
enzyme
D
carbohydrate
9) Carbohydrates contain:
A
carbon- sulfur-oxygen
B
carbon - hydrogen-oxygen
C
carbon-oxygen-phosphorous
D
hydrogen-sulfur-oxygen
10) True or False: Lipids are energy rich molecules
A
False
B
True
11) ____________ ____________ are very lare organic molecules that are made up of carbon, oxygen, nitrogen, phosphorous, hydrogen
A
restriction enzymes
B
reaction enzymes
C
Nucleic Acids
D
hydroxi nucleic acids
12) True or False? DNA plays a role in heredity.
A
Tralse
B
True
C
False
D
Frue
13) RNA plays a role in the production of ___________.
A
carbohydrates
B
DNA
C
proteins
D
fats
14) Approximately how much of our bodies are made of water?
A
2/3
B
1/2
C
1/3
D
99%
15) _____________ is a process that helps move water and solutes into and out of our cells.
A
osmosis
B
active transport
C
respiration
D
photosynthesis
16) which is found in the nucleus of an atom?
A
chemical
B
electron
C
proton
D
compound
17) A type of protein that speeds up a chemical reaction______
A
DNA
B
molecule
C
compound
D
enzyme
18) This molecule plays a role in the production of proteins and is found in the nucleolus
A
DNA
B
atom
C
RNA
D
fats
19) With out________most chemical reactions can not occur.
A
pepper
B
salts
C
water
D
fats
20) Cells need energy to sustain life
A
True
B
false
C
tralse
D
Frue
*select an answer for all questions
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