Unit 1 Review-Macro/Enzymes/Cell Structure And Function Question Preview (ID: 43278)
Unit 1 Practice Review.
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Lowering the activation energy needed to start a chemical reaction and increase the rate of reaction is the job of:
a) Enzymes
b) Nucleic Acids
c) Carbohydrates
d) None of the Above
Enzymes are:
a) Amino Acids
b) Catalysts
c) Polymers
d) Monomers
Semipermeable structure that helps to protect and support cell in homeostasis:
a) Cell Membrane
b) Cell Wall
c) Nucleus
d) Nucleolus
Why do plant cells need chloroplasts?
a) Change sunlight into simple sugars for energy
b) Change chloroplast into DNA
c)
d)
Which organelle provides energy to the cell through the use of proteins?
a) Mitochondria
b) Nucleus
c) Lysosomes
d) Golgi Apparatus
Which organelle must have some form of energy in order to function?
a) Mitochondria
b) Lysosomes
c) Cell Wall
d) Golgi Apparatus
If Bobby’s body stop’s making amino acids, he may also have a lack of:
a) Protein
b) Carbohydrates
c) Nucleic Acids
d) Lipids
What are the channels made of within the cell membrane?
a) Protein
b) Cellulose
c) Glucose
d) Nucleic Acids
Which organelle controls all activities of the cell?
a) Nucleus
b) Cell Membrane
c) Ribosomes
d) Vacuole
Which organelle gets rid of all the cells waste and breaks down food to be used for later?
a) Vacuole
b) Lysosomes
c) Cell Membrane
d) Cell Wall
Which of the following is not found in animal cells?
a) Cell Wall
b) Cell Membrane
c) Nucleus
d) Ribosomes
Which is only in animal cells??
a) Lysosomes
b) Ribosomes
c) Cell Membrane
d) Vacuole
Who has the job of supporting and protection of cell?
a) Cell Wall
b) Ribosomes
c) Golgi Apparatus
d) Smooth ER
Write the following disaccharide as a monosaccharide? C12H24012
a) C6H1206
b) C4H10O4
c)
d)
An increase in temperature above normal will cause an enzyme to:
a) Change shape of active site
b) Change shape of substrate
c)
d)
A lowered pH below normal will cause an enzyme to:
a) Change shape of the active site
b) Change shape of the substrate
c)
d)
Which word correctly describes what takes place during homeostasis?
a) Regulation
b) Transportation
c) Self-replication
d) Denaturing
A fast energy source would come from:
a) Carbohydrates
b) Nucleic Acids
c) Lipids
d) Protein
The building blocks of proteins are:
a) Amino Acids
b) Proteins
c) Monosaccharides
d) Nucleotides
The monomer for lipids are:
a) Fatty Acids/Glycerol
b) Nucleotides
c) Amino Acids
d) Monosaccharides
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