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PHYS 261 – Physics II (Course Summary Overview)

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This summary provides an overview of the key topics typically covered in PHYS 261, including electricity, magnetism, circuits, electromagnetic waves, and related problem-solving concepts. It outlines the core theoretical principles and formulas students need to master throughout the course. Additional context on applications and common exam themes is included to support efficient studying.

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PHYS 261 - LAB FINAL PRACTICUM ACTUAL
2025 QUESTION & ANSWERS

WhatAareAtheAphasesAofAmitosis?A-ACORRECTAANSWER-
interphase,AearlyAprophase,AlateAprophase,Ametaphase,Aanaphase,Atelophase,Acytokinesis

InterphaseA-ACORRECTAANSWER--AnormalAmetabolicAfunctions

-AnotApartAofAmitosisA

-A3AstagesA(G1,AS,AG2)

3AStagesAofAInterphaseA-ACORRECTAANSWER-G1A-AcentriolesAbeginAreplicating

SA-ADNAAisAreplicated

G2A-AcentriolesAfinishAreplicating

EarlyAProphaseA-ACORRECTAANSWER--AchromatinAcondenses

-AsisterAchromatidsAheldAtogetherAbyAcentromere

-AmitoticAspindleA(centrosomes)

LateAProphaseA-ACORRECTAANSWER--AnuclearAenvelopeAbreaksAup

-AchromosomesAdrawnAtoAtheAmiddleAofAtheAcell

MetaphaseA-ACORRECTAANSWER--AchromosomesAlineAupAatAtheAequatorA

-AenzymesAseparateAtheAchromatids

AnaphaseA-ACORRECTAANSWER--AshortestAphaseA

-AcentromeresAsplitA

-AchromatidsA->Achromosomes

-AmicrotubulesApullAchromosomesAtoApoles

TelophaseA-ACORRECTAANSWER--AprophaseAinAreverse

-AchromosomesAuncoilA->AchromatinA

-AnewAnuclearAenvelopeAforms

, -AspindleAbreaksAdown

-AendAofAmitosis

CytokinesisA-ACORRECTAANSWER--AactinAmicrofilamentsAformsAcleavageAfurrowA

-AdivisionAofAcytoplasm

MolecularAmotionA-ACORRECTAANSWER--ArandomAandAerratic

-AkineticAenergy

passiveAtransportA-ACORRECTAANSWER-movementAdrivenAbyAconcentration/pressureAdifferences

-AequalizesAgradient

activeAtransportA-ACORRECTAANSWER-cellAprovidesAenergyAtoApowerAmovement

DiffusionA-ACORRECTAANSWER-
movementAofAmoleculesAfromAregionAofAhigherAconcentrationAtoAlowerAconcentrationA

-AdrivingAforceAisAkineticAenergy

potentialAenergyA-ACORRECTAANSWER-storedAenergy

(moleculesAwantAtoAmoveAwithAtheAconcentrationAgradientA=AhighApotentialAenergy)

simpleAdiffusionA-ACORRECTAANSWER-
unassistedAdiffusionAofAsolutesAthroughAtheAselectivelyApermeableAmembrane

facilitatedAdiffusionA-ACORRECTAANSWER-
processAofAdiffusionAinAwhichAmoleculesApassAacrossAtheAmembraneAwithAaAproteinAcarrierAmolec
ule

OsmosisA-ACORRECTAANSWER-flowAofAwaterAacrossAaAselectivelyApermeableAmembraneA

areaAofAlowAsoluteAconcentrationAtoAhighAsoluteAconcentration

EggADiffusionALabA-ACORRECTAANSWER--AeggAconcentration:A14%

-A2AbeakersA(waterAandA30%Asucrose)

-AEggA1:AgotAbiggerA(hemolysed)A

-AEggA2:AgotAsmallerA(crenated)

WhyAdidAeggA#1AgetAbigger?A-ACORRECTAANSWER-theAsolutionA(water)AwasAhypotonicA-
>AwaterAmovedAinsideAcell

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