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Bio110 GRCC Unit 1 Test with complete solutions
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Bio110 GRCC Unit 1 Test
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Bio110 GRCC Unit 1 TestWhat iitype iiof iievidence iimost iiincreases iiour iiconfidence iiin iiexperimental iiresults? ii-
iiAnswers ii-Three iidifferent iiscientists iido iithree iidifferent iistudies, iiall iiwith iithe iisame
iiresult.
Thinking iiscientifically iirelies iion: ii- iiAnswers ii-objective iiobservation iiand
iiexperimentation.
A ii"controlled" iiexperiment iioccurs iiwhen: ii- iiAnswers ii-the iicontrol iigroup iireceives
iinothing.
Which iiof iithe iifollowing iiqualifies iias iia iirandomized, iidouble-blind, iicontrolled
iiexperimental iistudy?
A iitotal iiof ii50 iimen iiand iiwomen iiof iivarious iiages iiare iieach iigiven iia iicandy iibar iiwith
iireal iisugar, ii50 iimen iiand iiwomen iiof iivarious iiages iiare iieach iigiven iia iicandy iibar iiwith
iiartificial iisweetener, iiand ii50 iimen iiand iiwomen iiof iivarious iiages iiare iinot iigiven iia
iicandy iibar. iiThe iipeople iiare iithen iiobserved iifor iisigns iiof iisleepiness. iiThe iiscientist
iiknows iiwhat iipeople iidid iior iidid iinot iieat, iibut iithe iisubjects iidon't iiknow iithis
iiinformation.
iiA iitotal iiof ii50 iimen iiand iiwomen iiof iivarious iiages iiare iieach iigiven iia iicandy iibar iiwith
iireal iisugar, ii50 iimen iiand iiwomen iiof iivarious iiages iiare iieach iigiven iia iicandy iibar iiwith
iiartificial iisweetener, iiand ii50 iimen iiand iiwomen iiof iivarious iiages iiare iinot iigiven iia
iicandy iibar. iiThe iipeople iiare iithen iiobserved iifor iisigns iiof iisleepiness. iiThe iisubjects
iiknow iiwhich iitype iiof iicandy iithey iiate, iibut iithe iiobserving iiscientist iidoes iinot.
iiA iitotal iiof ii50 iimen ii(who iiare ii35 iiyears iiold) iiare iieach iigiven iia iicandy ii- iiAnswers ii-A
iitotal iiof ii50 iimen iiand iiwomen iiof iivarious iiages iiare iieach iigiven iia iicandy iibar iiwith
iireal iisugar, ii50 iimen iiand iiwomen iiof iivarious iiages iiare iieach iigiven iia iicandy iibar iiwith
iiartificial iisweetener, iiand ii50 iimen iiand iiwomen iiof iivarious iiages iiare iinot iigiven iia
iicandy iibar. iiThe iipeople iiare iithen iiobserved iifor iisigns iiof iisleepiness. iiNo iione ii(the
iiscientist, iithe iiobserver, iiand iithe iisubjects) iiknows iiwhat iitype iiof iicandy iibar iiwas
iieaten, iiif iiany.
The iipurpose iiof iithe iiexperimentation iiphase iiof iithe iiscientific iimethod iiis iito: ii-
iiAnswers ii-gather iievidence iito iisupport iior iireject iia iihypothesis.
In iithe iisteps iiof iithe iiscientific iimethod, iiwhat iiis iithe iiprocess iiwhere iia iiscientist iiwrites
iidown iitentative iiexplanations iior iistatements iiabout iiwhat iihe iior iishe iiexpects iimight
iihappen iiunder iicertain iiconditions? ii- iiAnswers ii-hypotheses iiformation
Which iiof iithe iifollowing iiconstitutes iithe iibest iireason iifor iiusing iicontrol iigroups iiin
iiexperimental iidesign? ii- iiAnswers ii-Including iia iicontrol iigroup iimakes iiit iimore iilikely
, iithat iithe iiresults iiobtained iiin iithe iiexperiment iiare iidue iito iidifferences iiin iionly iione
iivariable
An iiindependent iivariable iiis: ii- iiAnswers ii-an iiobserved iiand iimeasured iicomponent
iidetermined iiat iithe iibeginning iiof iian iiexperiment.
Your iiprofessor iicreates iia iiline iigraph, iidisplaying iithe iirelationship iibetween iithe
iinumber iiof iihours iispent iistudying iieach iiday iiwith iistudents' iiperformance iion iimidterm
iiexams. iiWhat iiis iithe iidependent iivariable iiin iithis iigraph? ii- iiAnswers ii-exam
iiperformance iion iimidterm iiexams
In iithe iilaboratory, iiyou iisee iia iifuzzy iigrowth iion iisome iiof iithe iigels iiin iiyour iiincubator.
iiWhat iiis iithe iiname iigiven iito iithis iistep iiof iithe iiscientific iimethod? ii- iiAnswers ii-
observation
Statistics iiare iiused iiby iiscientists iimainly iito iidetermine: ii- iiAnswers ii-whether
iidifferences iiin iiresults iibetween iicontrol iiand iitreatment iigroups iiare iisignificant iiand
iiimportant.
iiSignificance iiis iitruly iifounded iiin iistatistical iianalysis.
If iiyou iitoss iia iicoin iiand iiit iicomes iiup iitails iion iieight iiconsecutive iitosses, iiwhat iiis iithe
iilikelihood iiit iiwill iicome iiup iitails iion iithe iininth iitoss? ii- iiAnswers ii-1/2
When iiconducting iia iiscientific iiexperiment, iia(n) ii_____________ iiis iitested. ii- iiAnswers
ii-prediction
When iicomparing iitwo iigroups, iithe ii______________, iithe iimore iiconfident iiwe iiare iiof
iithe iiconclusion iithat iia iisignificant iidifference iiexists iiin iithe iigroups. ii- iiAnswers ii-maller
iithe iivariation iiin iieach iigroup
Since iiits iidiscovery iiin ii1953, iithe iidouble-helix iistructure iiof iiDNA iiis iinow iione iiof iithe
iimost iirecognizable iimolecules iiin iibiology. iiWhat iiwas iiso iigroundbreaking iiabout iithe
ii"double" iipart iiof iithe iidouble-helix iimolecule? ii- iiAnswers ii-it iisuggested iihow iigenetic
iiinformation iicould iibe iicopied iiand iiinherited.
Which iinucleotide iibases iiare iipresent iiin iiequal iiamounts iiin iiDNA? ii- iiAnswers ii-
guanine iiand iicytosine
Genes iiare iiborne iion iistructures iicalled: ii- iiAnswers ii-chromosomes.
Alternate iiversions iiof iia iigene iiare iicalled ii_________. iiThey iican iicode iifor iidifferent
ii___________ iiof iithe iisame iicharacter. ii- iiAnswers ii-alleles; iitraits
An iiimportant iidifference iibetween iimRNA iiand iiDNA iiis: ii- iiAnswers ii-DNA iican iimove
iithroughout iithe iicell, iiwhereas iimRNA iistays iiin iithe iinucleus.
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