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Chemistry of Life
Biomolecules
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100
How many different types of atoms make up each element?
ONE
100
This type of biomolecule is made of amino acids.
Proteins
100
An individual living thing is called a(n)
Organism
100
Biology is...
The study of life
200
These are the smaller, single subunits
MONOMERS
200
This type of biomolecule gives energy, especially if you're going to run a marathon.
Carbohydrates
200
The basic unit of life is
The cell
200
What lowers the activation energy of a reaction?
An enzyme (or catalyst)
300
These are long chains of monomers put together.
POLYMER
300
This type of biomolecule helps make up cell membranes.
Lipids
300
The maintenance of constant internal conditions in an organism is known as
Homeostasis
300
The term biosphere refers to the parts of Earth that contain
Living things
400
What is an ionic bond?
Bond where electrons are gained or lost
400
This type of biomolecule stores information.
Nucleic Acids
400
DNA is a type of nucleic acid. Name another example.
RNA
400
The specific reactants that an enzyme acts on are called
Substrates
500
What is a covalent bond?
Bond where electrons are shared.
500
Which of the following molecules are classified as carbohydrates? a. amino acids b. nucleotides c. fats d. sugars
D. Sugars
500
The molecule on which an enzyme acts is called a(n)
Substrate
500
Which of these characteristics is shared by all living things? a. They are made up of one or more cells. b. They make their own chemical energy. c. They have similar responses to light. d. They reproduce when one cell divides into two.
a. They are made up of one or more cells.