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Biology SLCC Final Exam Questions and Answers (Graded A)
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Biology SLCC Final Exam Questions and Answers
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Biology 1010/1015 SLCC Final ExamQuestions and Answers
Hydrogen iiBonding ii- iiAnswers ii-When iiwater iimolecules iiinteract.
Polar iiCovalent iiBond ii- iiAnswers ii-When ii2 iiatoms iishare iian iielectron.
Cohesion ii- iiAnswers ii-When iiH2O iimolecules ii"stick" iito iiother iiH2O iimolecules iiby
iihydrogen iibonds.
Adhesion ii- iiAnswers ii-When iiH2O iimolecules ii"stick" iito iiother iiatoms/molecules
iithrough iihydrogen iibonds iior iipolar iiinteractions.
Polar iiMolecule ii- iiAnswers ii-H2O iiis iithis iitype iiof iimolecule. iiIt iiis iiattracted iito iiother
iiparticles ii(atoms, iimolecules) iiof iithis iikind.
Nonpolar iiMolecule ii- iiAnswers ii-Molecule iithat iiminimizes iiinteractions iiwith iiH2O.
Hydrophobic ii- iiAnswers ii-Tending iito iirepel iior iifail iito iimix iiwith iiwater.
Hydrophilic ii- iiAnswers ii-Having iia iitendency iito iimix iiwith, iidissolve iiin, iior iibe iiwetted
iiby iiwater.
Density iiof iiWater ii- iiAnswers ii-Water iiis iiunusual iibecause iiit iiis iimore iidense iias iia
iiliquid iithan iias iia iisolid.
Osmosis ii- iiAnswers ii-The iiprocess iiby iiwhich iimolecules iiof iia iisolvent iipass iithrough iia
iisemipermeable iimembrane iifrom iia iiless iiconcentrated iisolution iiinto iia iimore
iiconcentrated iione, iiequalizing iithe iiconcentrations iion iieach iiside iiof iithe iimembrane.
Carbohydrates ii- iiAnswers ii-Simple iiand iiComplex;
Simple: iiStore iishort-term iienergy.
Complex: iiLong-term iienergy iiand iigive iistructural iisupport.
Lipids ii- iiAnswers ii-Nonpolar, iihydrophobic ii(water iifearing). iiStore iilong-term iienergy.
iiMain iiunit iiof iicell iimembranes. iiBuilding iiblocks iiof iisteroids.
,Proteins ii- iiAnswers ii-Any iiof iia iiclass iithat iiconsist iiof iilarge iimolecules iicomposed iiof
iione iior iimore iilong iichains iiof iiAmino iiAcids iiand iiare iian iiessential iipart iiof iiall iiliving
iiorganisms.
Nucleic iiAcids ii- iiAnswers ii-Made iiof iiCHONP iiatoms. iiStore iigenetic iiinformation. iiDNA
ii& iiRNA.
Monosaccharides ii- iiAnswers ii-Monomer iiof iicarbohydrates. iiSingle iisugars ii- iiGlucose
Amino iiAcids ii- iiAnswers ii-A iisimple iiorganic iicompound iicontaining iiboth iia iicarboxyl
ii(—COOH) iiand iian iiamino ii(—NH2) iigroup.
Peptide iiBond ii- iiAnswers ii-Bond iithat iiholds iiamino iiacids iitogether.
Nucleotides ii- iiAnswers ii-Monomer iiof iinucleic iiacids.
Enzymes ii- iiAnswers ii-A iiclass iiof iiproteins. iiHave iian iioptimum iitemperature iiand iipH.
Phospholipids ii- iiAnswers ii-2 iifatty iiacids iiconnected iito iiphosphate iigroup. iiForm iicell
iimembranes.
Cell iiTheory ii- iiAnswers ii-1. iiAll iiliving iithings iiare iimade iiof iicells
2. iiCells iiare iibasic iiunit iiof iilife
3. iiNew iicells iicome iifrom iiexisting iicells
Prokaryotes ii- iiAnswers ii-Do iinot iihave iia iinucleus. iiPosses iia iiplasma iimembrane ii(cell
iimembrane), iiand iicytoplasm.
Eukaryotes ii- iiAnswers ii-Have iia iinucleus. iiPosses iia iinucleolus, iiribosome, iivesicle,
iirough iiendoplasmic iireticulum, iigolgi iiapparatus, iicytoskeleton, iismooth iiendoplasmic
iireticulum, iimitochondrion, iivacuole, iicytosol, iilysosome, iicentrosome, iicytoplasm, iiand
iiplasma iimembrane ii(cell iimembrane).
Endoplasmic iiReticulum ii- iiAnswers ii-A iinetwork iiof iimembranous iitubules iiwithin iithe
iicytoplasm iiof iia iieukaryotic iicell, iicontinuous iiwith iithe iinuclear iimembrane. iiIt iiusually
iihas iiribosomes iiattached iiand iiis iiinvolved iiin iiprotein iiand iilipid iisynthesis.
Central iiVacuole ii- iiAnswers ii-Holds iiwastes iiand iimaintains iiproper iipressure.
Lysosome ii- iiAnswers ii-An iiorganelle iiin iithe iicytoplasm iiof iieukaryotic iicells iicontaining
iidegradative iienzymes iienclosed iiin iia iimembrane.
Plasma iiMembrane ii- iiAnswers ii-Barrier iiof iithe iicell, iicontrols iiwhat iienters iiand iiexits,
iiand iihas iitwo iilayers, iia iibilayer iiof iiphospholipids.
, Endergonic iiReaction ii- iiAnswers ii-A iichemical iireaction iiin iiwhich iithe iistandard iichange
iiin iifree iienergy iiis iipositive, iiand iienergy iiis iiabsorbed. iiPhotosynthesis iiis iian iiexample.
Exergonic iiReaction ii- iiAnswers ii-Reaction iiwhere iienergy iiis iireleased. iiThe iireactants
iilose iienergy. iiThese iireactions iido iinot iirequire iienergy iito iiproceed. iiCellular
iiRespiration iiis iian iiexample.
Active iiTransport ii- iiAnswers ii-The iimovement iiof iiions iior iimolecules iiacross iia iicell
iimembrane iiinto iia iiregion iiof iihigher iiconcentration, iiassisted iiby iienzymes iiand
iirequiring iienergy.
Passive iiTransport ii- iiAnswers ii-A iimovement iiof iibiochemicals iiand iiother iiatomic iior
iimolecular iisubstances iiacross iicell iimembranes. iiIt iidoes iinot iirequire iian iiinput iiof
iichemical iienergy.
Endocytosis ii- iiAnswers ii-The iitaking iiin iiof iimatter iiby iia iiliving iicell iiby iiinvagination iiof
iiits iimembrane iito iiform iia iivacuole.
Exocytosis ii- iiAnswers ii-A iiprocess iiby iiwhich iithe iicontents iiof iia iicell iivacuole iiare
iireleased iito iithe iiexterior iithrough iifusion iiof iithe iivacuole iimembrane iiwith iithe iicell
iimembrane.
1st iiLaw iiof iiThermodynamics ii- iiAnswers ii-A iiversion iiof iithe iilaw iiof iiconservation iiof
iienergy. iiThe iilaw iiof iiconservation iiof iienergy iisays iithat iithe iitotal iienergy iiof iian
iiisolated iisystem iiis iiconstant iiand iienergy iican iibe iitransformed iifrom iione iiform iito
iianother, iibut iicannot iibe iicreated iior iidestroyed.
2nd iiLaw iiof iiThermodynamics ii- iiAnswers ii-States iithat iithe iistate iiof iientropy iiof iithe
iientire iiuniverse, iias iia iiclosed iiisolated iisystem, iiwill iialways iiincrease iiover iitime iiand
iichanges iiin iithe iientropy iiin iithe iiuniverse iican iinever iibe iinegative.
Autotrophs/Producers ii- iiAnswers ii-Organisms iithat iican iiproduce iitheir iiown iifood iiusing
iilight, iiwater, iicarbon iidioxide, iior iiother iichemicals.
ATP ii- iiAnswers ii-Produced iiwhen iienergy iiis iireleased iias iiH+ iiand iimoves iidown iithe
iigradient.
Oxidation ii- iiAnswers ii-Loss iiof iielectrons.
Cellular iiRespiration: iiglucose
Photosynthesis: iiWater
Reduction ii- iiAnswers ii-Gain iiof iielectrons.
Cellular iiRespiration: iiOxygen
Photosynthesis: iiCarbon iidioxide
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