A&P1 Module 4 Lecture

1 / 78
When the DNA replicates during interphase, the resulting DNA molecules are correctly described by which of the following?
Click the card to flip 👆
Terms in this set (78)
If DNA has a sequence of bases (TAG), what is the complementary sequence on the mRNA?AUCWhat is the name for a series of 3 nucleic acid bases on the tRNA?anticodonA series of three base units in the DNA codes for ___.One amino acidA glucose molecules is changed into two pyretic acid molecules during ___.glycolysisWithin the cell, where does the electron transport system occur?on the crustal of the mitochondriaKetone bodies are produced as a by-product of which organic compound?lipidsWhen a sucrose molecule is decomposed to yield a glucose molecule and a Fructose molecule,a water molecule is used.What is the term collectively referring to the group of organic molecules that assist in the activation of enzymes?coenzymesAn important mechanism by which metabolic pathways are controlled under physiological conditions is ___negative feedback.During the process of protein synthesis, amino acids are positioned in the proper sequence by molecules ofTransfer RNAWhich of the following is a difference between RNA and DNA molecules?RNA contains ribose instead of deoxyribose sugarWhich of the following refers to the gain of an electron or a hydrogen?reductionWhich of the following does not denature an enzyme?addition of waterWhere does protein production begin?nucleuswhich of the following is not a characteristic of enzymes?they are most active at temperatures above 55 degrees C.Where does transcription occur?in the nucleusmRNA carries information from the ___DNA to the ribosomesThe process of breaking down fatty acids into 2-carbon units that may be utilized energy is called __beta oxidationThe transfer of genetic information from the nucleus into the cytoplasm is a function ofmessenger RNAThe reactions of anaerobic respiration occur in thecytoplasmThe tendency for cancer cells to have abnormalities in cellular structures is calledanaplasiawhich of the following is produced during translation?proteinsWhat is the function of the electron transport system (electron transport chain)?ATP productionWrite the complementary DNA sequence for the following DNA sequence: TTCACGAGAAGTGCTCThe presence of ___ determines whether energy production will continue into the mitochondria.oxygenWhat is the term referring to the type of reaction occurring when complex molecules are formed from simpler molecules and water is removed?dehydration synthesisWithin the cell, specifically, where does the TCA or Kreb's cycle occur?in the matrix of the mitochondriaWhat is the name of the process that synthesizes messenger RNA from the DNA using a section called a gene?TranscriptionHow many net ATP molecules are produced in aerobic respiration?36-38When low oxygen levels occur during exercise, glucose is converted into which of the following stable end products?lactic acid.tRNA functions tocarry amino acids to the ribosomesThe term referring to the substance upon which an enzyme acts is a ___substrateWhere does glycolysis occur?cytoplasmHow many net ATP molecules are produced through anaerobic respiration?2When amino acids are bonded to form proteins,the process involves dehydration synthesis.In the anabolic pathway for proteins, how is excessive protein stored?as fatCellular respirationRelease of energy from glucosemutationchange in DNA sequenceDehydration synthesisprocess that joins two simple sugarshydrolysisbreakdown of complex carbohydratedeaminationremoval of NH2 from amino acidsMutations in the DNA may be a result of-base miss-pairing during replication -frameshift in the code due to insertion or deletion of a base -deletion of entire section of DNAWhen bonds are broken, is energy __.releasedWhat is the final electron acceptor in aerobic respiration?oxygenWhat is the term that refers to the type of reaction occurring when complex molecules are broken down into simpler ones by the addition of water?hydrolysisWhat is the structure inside the nucleus that is rich in RNA?nucleolusA mutation isa change in the DNA molecule, which changes the protein that will be formed.The anaerobic phase of cellular respiration is called ___.glycolysisIf a stand of a DNA molecule contained the base sequence CTAGC, what is the base sequence of the complementary mRNA stand?GAUCGThe deaminated portion of the amino acid is removed from the body by covering it into which of the following end products?ureaWhat is the name of the process that produces proteins at the ribosomes using the information contained in the mRNA?TranslationWhat is the function of ADP molecules in living cells?They "capture" energy from the oxidation of fuelsIn order to produce (release) energy from ANY substance, what must FIRST happen to the substance?hydrolysisWhat is the net gain of ATP molecules produced in glycolysis?2where does translation occur?at the ribosomesDuring digestion, lipids are hydrolyzed into ___ which are absorbable building blocks.glycerol and fatty acidsWhich organic base is found in RNA, but not in DNA?uracil___ is defined as the capacity to do work?EnergyWhich of the following substances will increase in amount during cellular respiration?ATP___ is defined as the loss of electrons or a hydrogen.oxidationWhat. is the function of the critic acid cycle (TCA) or the Kreb's cycle?The oxidation of Acetyl Co-APeptide bondUnion between 2 amino acidscoenzymeessential part of an enzymesubstratewhat an enzyme acts uponcytosinean organic baseATPprovides energy for cellWhich of the following provides the best model illustrating the reaction between an enzyme and its substate?the lock and key hypothesis.What is the transfer RNA complement for the following DNA sequence: ATG?