7962098492 | 1st Law of Thermodynamics | Energy cannot be created or destroyed. In other words, the sum of energy in the universe is constant. | 0 | |
7962102518 | 2nd Law of Thermodynamics | Energy transfer leads to less organization. That means the universe tends toward disorder. | 1 | |
7962113661 | Gibbs Free Energy | A practical way to discuss thermodynamics. | 2 | |
7962113662 | Endergonic Reactions | Reactions with a negative change in Gibbs; energy is required | 3 | |
7962117971 | Exergonic Reactions | Reactions with a positive change in Gibbs; energy is given off | 4 | |
7962124125 | Activation Energy | Energy required to reach transition state. | 5 | |
7962127102 | Enzyme (Properties) | Biological catalysts that speed up reactions. | 6 | |
7962129860 | Enzyme (Specificity) | Each enzyme catalyzes only one kind of reaction. | 7 | |
7962135966 | Cofactors | Factors that help enzymes in catalyzing a reaction. | 8 | |
7962139034 | Denature | Enzymes that are damaged by heat and/or deprived of their ability to catalyze. | 9 | |
7962143496 | Allosteric Sites | Sites other than the active site in which substances bind to enzymes. | 10 | |
7962146524 | Non-Competitive v Competitive Inhibition | Non-Competitive: Distorts the enzyme shape so that it cannot function. A substrate still binds, but enzyme will not catalyze. Competitive: Shape of substance fits the active site of an enzyme and blocks substrates from getting in. | 11 | |
7962149846 | Allosteric Inhibition | 12 | ||
7962160483 | Photosynthesis (equation) | 13 | ||
7962164290 | Cellular Respiration (def) | Sugar makes energy. | 14 | |
7962168145 | Stroma | 15 | ||
7962168146 | Grana | Stacks of Thalakoid Discs | 16 | |
7962181755 | Light Dependent Reactions | 17 | ||
7962205442 | Light Independent Reactions | 18 | ||
7962210515 | Chlorophyll absorption versus emission spectra | 19 | ||
8051150317 | Describe the process in the picture. | ![]() | 20 | |
8051935763 | How do enzymes speed up reactions? | They lower the activation energy. | 21 | |
8051952709 | What are Bioenergetics? | The study of the transformation of energy in living organisms. | 22 | |
8051961967 | Bioenergetics do what? | Breaking chemical bonds in the molecules found in biological organisms. | 23 | |
8051954104 | What are the targeted molecules in enzymatic reactions called? | Substrates | 24 | |
8051948131 | Do enzymes change the energy of the starting or ending point? | No | 25 | |
8052025715 | After a leaf captures sunlight, where is the energy sent to? | P680 | 26 | |
8052041600 | Why do enzymes need cofactors? | 27 | ||
8052003307 | What state do reactants have to go into in order to start the reaction with a little energy? | Transition State | 28 | |
8052006851 | What is the energy required to get to the transition state called? | Activation Energy | 29 | |
8052011044 | What must be broken before new bonds can be made? | Chemical Bonds | 30 | |
8052022311 | What is the correct order for DNA replication? | 1. Helicase, 2. RNA primase, 3. DNA polymerase, 4. Ligase | 31 | |
8052000506 | Enthalpy | The measure of energy in thermodynamic system. | 32 | |
8052038281 | What fits the active site and can block the substrate from getting in? | A competitive Inhibitor. | 33 | |
8052314813 | How can a cell control enzymatic activity? | A cell can control enzymatic activity by regulating the conditions that influence the shape of the enzyme. | 34 | |
8051988954 | What is induced fit? | enzymes changing their shape to fit the shape of substrates. | 35 | |
8065633874 | What are cofactors and why do enzymes need them? | A cofactor is a metallic ion that helps the enzyme catalyze. | 36 | |
8065701514 | Enzymes are denatured at a temperature above ______ celsius | 42 | 37 | |
8052272969 | What are the three important pigments in the thylakoid? | Chlorophyll a, Chlorophyll b, and carotenoids | 38 | |
8052321743 | When light energy is used to make ATP, it is called ____________________ | Photophosphorylation | 39 | |
8052295899 | Which wavelengths of light are absorbed by photosystems I and II | 680 and 700 nanometers | 40 | |
8052238773 | What does a noncompetitive inhibitor do to an enzyme? | A noncompetitive inhibitor generally distorts the enzyme shape so that it cannot function. | 41 | |
8065524230 | What is carbon fixation and where does it occur? | CO2 is converted in carbohydrates. It occurs in the stroma. | 42 | |
8065545293 | What does the acronym in CAM photosynthesis stand for? | Crassulacean Acid Metabolism | 43 | |
8065555998 | What is the input and output of Light-dependent reactions? | Input is photons and output is ATP | 44 | |
8065577395 | What is a mutation? | A mutation is an error in the genetic code. | 45 | |
8065595425 | How long can mistakes in DNA last for? | Forever | 46 | |
8065603690 | What causes DNA to be damaged? | Chemicals, radiation or a mistake from a DNA or RNA polymerase | 47 | |
8063925530 | What is the chemical formula for cellular respiration? | C6H12O6+6O2 = 6H20+6CO2+ATP | 48 | |
8063938115 | What is aerobic respiration? | When ATP is made in presence of oxygen. | 49 | |
8063973230 | What is anaerobic respiration? | When ATP is made without oxygen. | 50 | |
8065622780 | what is the difference between first and second law of thermodynamics? | First law of thermodynamics is when energy cannot be created or destroyed and second law is when energy transfer leads to less organization. | 51 | |
8065627097 | What is an Okazaki fragment? What does it do? | The pieces of nucleotides put into the lagging strand. It allows the RNA primase to smoothly transcribe to complementary sequence. | 52 | |
8065750669 | True or false: Post translational regulation marks unnecessary protein for destruction | False. Many proteins, like enzymes, benefit from being made ahead of time, meaning the cell does not destroy them | 53 | |
8065874898 | What happens to an operon with a repressor bound to the operator region? | Transcription of the operon will not occur | 54 | |
8065691823 | True or false: Post transcriptional regulation marks unnecessary RNA for destruction | True. RNAi creates a double stranded RNA, stopping the RNA from translating, marking it for destruction | 55 | |
8065714389 | What happens in the third position in an anticodon | The third position is said to experience wobble pairing. (things that don't normally bind will pair up) | 56 | |
8063980249 | What are the 4 stages of aerobic respiration? | 1. Glycolysis 2. Formation of acetyl-CoA 3. Krebs cycle 4. Electron Transport Chain | 57 | |
8065682443 | What is a group of three nucleotides called? | they are called a codon | 58 | |
8065669652 | What is translation | Translation is the process of turn an mRNA into a protein | 59 | |
8065642091 | Where do light dependent reactions occur? | They occur in the grana of chloroplasts | 60 | |
8065629909 | Where do the electrons go after leaving photosystem II | they go to photosystem I | 61 | |
8065632104 | What are the three times gene regulation can occur? | Pre-transcriptionally, post-transcriptionally, and post-translationally | 62 | |
8065613269 | What does topoisomerase do? | It cuts and rejoins the helix of DNA | 63 | |
8065608826 | The region of bacterial DNA which regulates gene expression is called an _______ | Operon | 64 | |
8063998732 | What are the 2 cofactors and how much ATP do they each have? | NADH (produces 3 ATP) and FADH (produces 2 ATP). | 65 | |
8065754688 | What happens after after the first cycle in PCR? | There are two identical double-stranded DNA molecules. | 66 | |
8065769256 | What happens after the second cycle in PCR? | The two double-stranded DNA segments will be copied in four. | 67 | |
8065774147 | What is this the Krebs Cycle also known as? | Citric Acid Cycle | 68 | |
8065771260 | What happens during the third position in an anticodon? | the third position is said to experience wobble pairing. (things that don't normally bind will pair up) | 69 | |
8066166242 | There is also another class of RNA, called __________, or _________. These are small snippets of RNA that are naturally made in the body or intentionally created by humans. | interfering RNAs, RNAi | 70 | |
8065856412 | The three main types of RNA are: | messenger RNA (mRNA), ribosomal RNA (rRNA), and transfer RNA (tRNA) | 71 | |
8065788508 | Name the three ways RNA differs from DNA | 1. RNA is single-stranded 2. The five-carbon sugar in RNA is ribose 3. RNA uses uracil instead of thymine | 72 | |
8090142988 | what does ATP means? | adenosine triphosphate | 73 | |
8090205033 | What process do organisms use to increase energy like breaking down ATP to power endergonic reactions | exergonic proces | 74 | |
8065723991 | What is the Polymerase Chain Reaction(PCR)? | A technique to make many copies of a specific DNA region in a test tube rather than an organism. | 75 | |
8090152662 | what does ADP mean? | adenosine diphosphate | 76 | |
8065834143 | Chemiosmosis | The pumping of ions and diffusion of ions to create ATP | 77 | |
8065846720 | What happens as a result of oxidative phosphorylation?(ETC) | Electrons go through "oxidation", ADP is phosphorylated to create ATP. | 78 | |
8065727031 | Where does the Krebs Cycle occur? | Mitochondrial Matrix | 79 | |
8065744617 | What three types of energy are produced in the Krebs Cycle? | 1 ATP, 3 NADPH, 1 FADH2 | 80 | |
8065770850 | What creates the protein gradient during chemiosmosis? | The pumping if hydrogen ions into the inter membrane space. | 81 | |
8064033312 | What is another name for the Electron Transport Chain | Oxidative Phosphorylation | 82 | |
8079110404 | What does light reaction produce? | Light reaction is used to produce NAPH and ATP. | 83 | |
8079143730 | When does photosynthesis occur? | Chloroplast contains chlorophyll, then absorbs the light energy that is needed to make photosynthesis. | 84 | |
8079195569 | what are the products of photosynthesis? | Carbon Dioxide, Water, Glucose and Oxygen. | 85 | |
8079263967 | How many groups are in the ribosome? | There are three groups. | 86 | |
8079284841 | What are the three phases of translation? | Initiation, Elongation, and Termination. | 87 | |
8090169897 | Are our transcripts monocistronic or polycistronic? | Monocistronic | 88 | |
8090184462 | What three phases are involved in Transcription? | Initiation, Elongation, and Termination. | 89 | |
8090138127 | True or False, RNA polymerase doesn't need a primer to transcribe DNA. | True | 90 | |
8155455915 | Nucleotide | Makes up DNA; has a 5 carbon sugar, a phosphate, and a nitrogenous base | 91 | |
8155465860 | DNA | Deoxyribose nucleic acid; blueprint of the cell | 92 | |
8155469710 | Deoxyribose | Pentagon shaped sugar in DNA, linked to a phosphate and a nitrogenous base | 93 | |
8155474599 | Nitrogenous base | In DNA: adenine, thymine, cytosine, and guanine In RNA: adenine, uracil, cytosine, and guanine | 94 | |
8155487541 | Phosphodiester bonds | Bonds between sugars and the phosphates, Sugar-Phosphate Backbone of DNA | 95 | |
8155492347 | Double Helix | DNA forms into a long twisted ladder, called a double helix | 96 | |
8155495813 | Who found the structure of DNA and when? | Watson, Crick, and Franklin in 1953 | 97 | |
8173291722 | What is the chemical formula for glycolysis? | Glucose + 2 ATP + 2NAD+ - 2 Pyruvic acid + 4 ATP + 2NADH | 98 | |
8173291723 | How much ATP does glycolysis make? | 4 ATP (2NADH, 2 pyruvate molecules) | 99 | |
8173298240 | Where in the cell does glycolysis take place? | Cytosol | 100 | |
8173361810 | Where is pyruvic acid transported t? | The mitochondrion | 101 | |
8173379872 | What is the process of turning pyruvic acid into acetyl-CoA? | Pyruvate dehydrogenase complex | 102 | |
8173388284 | What are each pyruvic acid converted to? | Acetyl Coenzyme A | 103 | |
8173403374 | Gene rearrangements involve what kind of DNA sequence? | Deletions, duplications, inversions, and translocations | 104 | |
8173413969 | What is frame mutation? | a genetic mutation caused by insertions or deletions of a number of nucleotides in a DNA sequence that is not divisible by three. | 105 |
AP-Bio Key Words Flashcards
Primary tabs
Need Help?
We hope your visit has been a productive one. If you're having any problems, or would like to give some feedback, we'd love to hear from you.
For general help, questions, and suggestions, try our dedicated support forums.
If you need to contact the Course-Notes.Org web experience team, please use our contact form.
Need Notes?
While we strive to provide the most comprehensive notes for as many high school textbooks as possible, there are certainly going to be some that we miss. Drop us a note and let us know which textbooks you need. Be sure to include which edition of the textbook you are using! If we see enough demand, we'll do whatever we can to get those notes up on the site for you!