Download L-1 - West Ada

L-1
Name 4 atoms found in a protein or amino acids.
(Carbon, Hydrogen, Oxygen, Nitrogen)
L-1
Proteins are composed of small subunits called
____________ that are linked together.
(Amino Acids)
L-1
Where does a hydrogen bond form between two
water molecules?
(Oxygen of one molecule to the hydrogen of the other)
L-1
Where did the catalase in our enzyme lab come form?
(Liver)
L-1
Name 1 of the 4 organic molecules?
(Lipid, Protein, Carbohydrate or Nucleic Acid)
L-1
What was the substrate in the enzyme lab?
(Hydrogen peroxide)
L-1
List one example of a nucleic acid?
(DNA or RNA)
L-1
What is another name for a fatty acid in a lipid?
(Hydrocarbon Chain)
L-1
What happened to the activity of catalase when
We boiled it for 5 mins?
(activity decreased or something similar)
L-1
Which part of an enzyme fits with a substrate?
(Active Site)
L-1
How does extreme pH level affect the shape of
an enzyme? (changes the shape)
L-1
Why does sweating lead to a cooling effect
in mammals?
(water carries heat with it)
L-1
Which of the following is a monosaccharide:
fructose, sucrose or lactose?(Fructose)
L-1
How do enzymes affect chemical reactions?
(Lower activation energy or speed them up)
L-1
Which of the following would be a enzyme?
Sucrose or Sucrase
(Sucrase)
L-1
What is it called when water sticks to something
other that water?
(Adhesion)
L-1
T or F
Cohesion is when water molecules bond to
other water molecules. (True)
L-1
Which of the following is an example of a
Lipid: C6H12O6 OR C13H45O3
(C13H45O3)
L-1
Which of the following would be a decomposer
In a food chain: algae, primary consumer, bacteria
(Bacteria)
L-1
What 2 products does catalase break hydrogen
Peroxide into?
(O2and H20)
L-1
What is the function of DNA?
(Blueprint for life or it codes to make proteins)
L-1
What does it mean that water has
a high heat capacity?
(Water holds onto heat well or
It maintains a stable temp)
L-1
____________is the property of water that
allows water molecules to stick together?
(cohesion)
L-1
A steroid is a type of lipid that has _____ core
interlocking rings?
(4)
L-1
In dehydration synthesis 2 smaller
Molecules join to make a larger molecule
And a _________ molecule is lost.
(water)
L-1
What is surface tension?
(water forms a blanket on the surface
or water has a greater attraction to other
water molecules than air molecules.
L-1
Name 1 molecule that dissolves well in water?
(anything with a charge – most molecules we’ve
talked about except lipids)
L-1
Describe how you would recognize the structure
of a protein.
(NH2 group or COOH group)
L-1 Which part of an amino acid makes it unique
compared with the other 19?
(R-Group)
L-1
Which atom do all 4 organic molecules have
in common?
(carbon)
L-2
The second law of thermodynamics states
That as energy is transferred, ___________
Increases. (entropy)
L-2
Nitrifyers convert __________ to ___________.
(ammonia to nitrate)
L-2
What is an exergonic reaction?
(Reactants contain more free or
Bond energy than products)
L-2
Which type of lipid contains a glycerol and
3 fatty acid chains?
(triglyceride)
L-2
What is a long chain of amino acids called
and what is the bond called that links them
together?
(Polypeptide and peptide bonds)
L-2
The 4 levels of a protein include ___________,
Second, tertiary, and ____________?
(Primary and quaternary)
L-2
Nitrogen fixers convert ___________ to
_____________.
(Nitrogen Gas)(Ammonia)
L-2
Which type of lipid has a polar phosphate
group and nonpolar fatty acid chains?
(phospholipids)
L-2
Which type of organic molecule contains
A carboxyl group and an amino group?
(amino acid or protein)
L-2
Which type of reaction would involve splitting
a polypeptide into a single amino acids?
(hydrolysis)
L-2
Denitrifyers covert _________ to _________.
(Nitrates) (Nitrogen Gas)
L-2
Which type of reaction would involve the
joining of galactose and glucose to make
Lactose and water?
(Dehydration Synthesis)
L-2
Which of the 4 organic molecule has the
5 atoms PONCH?
(Nucleic Acids)
L-2
An allosteric enzyme that is normally in
an inactive state, must bond with an ___________
to become active.
(Activator)
L-2
Name 2 of the 4 organic molecules that
contain nitrogen.
(proteins/amino acids and nucleic acids)
L-2
Which gas is released by plants during
photosynthesis and taken in by consumers?
Which gas do plants take in and consumers
release? (O2, CO2)
L-2
True or False
Enzymes affect the free energy of reactants
and products in a reaction.
(False- activation energy only)
L-2
What is the difference between a cofactor
and a coenzyme?
(cofactor: can be organic or inorganic;
Coenzymes are only organic)
L-2
Which 2 organic molecules have C, H
And O only?
(Carbs and Lipids)
L-2
When the products contain more free energy
than the reactants, the reaction is known as?
(endergonic)
L-3
List 5 properties of water
(Excellent solvent, high heat capacity,
Surface tension, adhesion and cohesion,
Density change at 4 degrees C)
L-3
List the 3 atoms found in an aldehyde
group.
(Carbon, Hydrogen and Oxygen)
L-3
List 4 factors that can affect enzyme activity
(Salt, Temperature, pH, Enzyme concentration,
And substrate concentration)
L-3
List the chemical formula for a hydroxyl group
(OH)
L-3
List the 3 parts of a nucleic acid that compose a
Nucleotide?
(phosphate, sugar and base)
L-3
Name 3 polysaccharides.
(starch, cellulose, glycogen, chitin)
L-3
List 2 atoms found in a ketone group
(C-O)
L-3
List the chemical formula for a
Carboxyl group
(COOH)
L-3
Name the 3 types of bacteria that
are critical to the recycling of nitrogen?
(nitrifyers, nitrogen fixers, denitrifyers)
L-3
Describe the structure of a protein at the
primary level.
(Chain of amino acids)
L-3
Which monosaccharide is missing?
Glucose, Fructose, ___________.
(galactose)
L-3
Which polysaccharide is used by plants
to store the monosaccharides they make during
Photosynthesis?
(Starch)
L-3
Which components of amino acids interact
to cause the “bunching” that occurs at the
tertiary level?
(R groups)
L-3
What is competitive inhibition?
(when an inhibitor molecule blocks
the active site of an enzyme so that a
substrate cannot bind)
L-3
Which polysaccharide is used by animals
as a storage molecule?
(glycogen)
L-3
Which polysaccharide is used by plants
For stability of their cell walls?
(cellulose)
L-3
Name the two possible structures that can
exist within a protein at the secondary level?
(alpha helix and beta sheet)
L-3
Describe the structure of a protein at the
Quaternary level?
(More than 1 polypeptide bonded together)
L-3
What is non-competitive inhibition?
(when an inhibitor fills the allosteric
site of an enzyme and as a result, the active
site closes)