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AP Bio S1 Review Day 1 Flashcards | StudBud
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AP Bio S1 Review Day 1
AP Bio S1 Review Day 1
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Review for Unit 1
Flashcards
35 cards
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Practice quiz
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Host live
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Questions
35
Answers
1
Give an example of positive feedback.
Blood Sugar
Body Temperature
Homeostasis
Women giving birth
2
What is meant by “induced fit”?
bonding to enzyme causes malfunction
bonding to enzyme causes job change
bonding to an enzyme causes no change
bonding to enzyme causes change
3
Differentiate between kinetic and potential energy.
Potential=In Motion Kinetics=Stored
Potential=Thrown Away Kinetics=Kept
Potential=Stored Kinetics=In Motion
Potential=Kept Kinetics= Thrown Away
4
Name the thermodynamic barrier for all reactions.
Kinetic Property
Entropy
Free Energy
Activation Energy
5
What functional group is found in alcohols?
Amine
Carboxyl
Ketone
Hydroxyl
6
What type of bond must be broken in order for water to evaporate?
ionic
hydrogen
covalent
ionic and hydrogen
7
What is activation energy?
Energy required to cool down a reaction
Amount of energy required to stop a reaction
Amount of energy required for a reaction to occur
Amount of energy require to make a bond
8
What kind of macromolecule would have the chemical formula C
18
H
36
O
2
?
Carbohydrates
Protein
Fatty Acid
Lipids
9
What type of bond stabilizes the alpha helices and beta pleated sheets of proteins?
carbon bonds
nucleic bonds
peptide bonds
hydrogen bonds
10
How are experimental ways of gathering information different from any other way?
Experimental ways have independent variables but not control
Has independent & control variables;is a cause/effect method
Requires more work rather than other methods
It gives you different results compared to other ways
11
Why are buffers important?
Helps our bodies to process brain signals
Helps our bodies to understand pain
Helps out body stay at a pH of 7
Helps our bodies function
12
Which property of water allows it to rise higher than the cup?
High Surface Tension
High Capacity Action
Amphoteric Properties
Universal Solvent Properties
13
What is organic chemistry?
deals with hydrolysis
deals with hydrocarbon/dispersion/ions/exchange/
deals with hydrocarbon/interaction/formation/exchange
deals with hydrocarbon/formation/dispersion/ions
14
Which pair of monomers/polymers is
incorrect
?
triglyceride/phospholipid bilayer
monosaccharide/polysaccharide
ribonucleotide/RNA
deoxyribonucleotide/DNA
15
How do noncompetitive inhibitors work to decrease the rate of a chemical reaction?
Changes the active site
Changes the substrate
Bonds to Substrate
Blocks the active site
16
What is the importance of a control group?
Make sure the answers are obvious
Make sure the answers are skewed
Make sure other factors are not skewing the answer
Make sure the answers are created with more possible answers
17
How do competitive inhibitors work?
change substrate
block active site
change active site
does the function of a substrate
18
When two amino acids bond to form a larger molecule, what is released?
Hydrogen
Oxygen
Carbon
Water
19
What elements are found in all living things?
Si,P,O,H,N,C
O,C,H,N,P,R
O,C,H,P,S,Si
O,C,H,N,P,S
20
What type of bond holds the oxygen and hydrogen of a water molecule together?
oxygen
ionic
covalent
metallic
21
A molecule with the chemical formula C
6
H
12
O
6
is probably what?
Carbohydrates
Protein
Nucleic Acid
Lipids
22
What is negative feedback?
tells the body to stop doing what it is doing
tells the body to begin a process
none of the above
tells the body to continue doing what it is doing
23
What is lock and key fit?
All enzyme perfectly fits inside a substrate
All uncompetitive inhibition perfectly fits inside an enzyme
All competitive inhibition perfectly fits inside an enzyme
All substrate perfectly fits inside an enzyme
24
What is a hydrogen bond?
attraction of hydrogen between O,N,S
attraction of hydrogen between N,O,F
attraction of hydrogen between N,S,F
attraction of hydrogen between O,F,S
25
What do we test during the scientific method?
Theory
Hypothesis
Control Variable
Dependent Variable
26
Which functional group is shown by the formula: -COOH?
R - Group
Hydroxyl Group
Carbonyl Group
Carboxyl Group
27
What type of reaction is involved in the production of polymers from monomers?
Bonding
Hydrolysis
Dehydration Synthesis
Breaking Bonds
28
How would you describe a substance with a pH of 2?
Neutral, [H2O = H+ + OH-]
Basic, [OH-], accepting a proton
A Buffer Solution
Acidic, [H+], donating a proton
29
What are the levels of protein structure?
Top, Middle, Bottom
Single, Double, Triple
First, Second, Third, Fourth
Primary, Secondary, Tertiary, Quaternary
30
Describe the action of enzyme.
raises activation energy outside our bodies
raise activation energy of cells in our bodies
keeps activation energy of cells in our bodies the same
lower activation energy of cells in our bodies
31
What factors
DOES NOT
affect enzyme function?
Energy Levels
pH
Bond Type
Temperature
32
Which is an example of the effect of high surface tension?
Dissolving properties
Low Density in Ice
Walking on water
Swimming
33
What happens when an electron absorbs energy?
remove completely from the element
move to a lower energy state
moved to the nucleus
move to a higher energy state
34
Which molecule has the strongest polar covalent bond.
H2
H2O
O2
CO2
35
What bonds are responsible for primary structure of a protein?
Hydrogen Bond
Carbon Bond
Hydroxyl Bond
Peptide Bond
