TEAS 7-Biology Questions And Answers

TEAS 7-Biology Questions And Answers
______sinsDNAsandsRNAscansleadstoserrorsinsproteins.s-sCORRECTssANSWER-Mutations

2sTypessofsnucleicsacids:s-sCORRECTssANSWER-1.sDNAs(deoxyribonucleicsacid)
2.sRNAs(ribonucleicsacid)

3sPrimarystypessofschemicalsbonds:s-sCORRECTssANSWER-1.sCovalent
2.sIonic
3.sPolar

4sTypessofsMacromoleculess-sCORRECTssANSWER-
carbohydrates,slipids,sproteins,snucleicsacids

Ascellsthatssecretesschemicalsscontainshigherslevelssofswhatsorganelle?s-
sCORRECTssANSWER-GolgisApparatus




Adeninespairsswiths______sinsDNA,sandswiths______sinsRNAs-sCORRECTssANSWER-
Thymine;suracil

AdiposesTissues-sCORRECTssANSWER-Connectivestissuesinsthesbodysthatsstoressfat.

Allsproteinsscontains-sCORRECTssANSWER-C,sH,sOsandsNs(Nitrogen)s
aminesgroups(NH2)sandscarboxylsgroups(COOH)

Alleles-sCORRECTssANSWER-Differentstypessorsversionssofsasgene

Aminosacidssaresjoinedsbyswhatsbond?s-sCORRECTssANSWER-Peptide

Atsthesmolecularslevel,scarbohydratesscontains-sCORRECTssANSWER-
Carbon,shydrogen,sandsoxygen

Carbohydratesfunctionssinslivingssystemss-sCORRECTssANSWER-1.sstorage
2.sstructure
3.scommunication/recognition

Carbohydratesmonomersstendstosendsins-sCORRECTssANSWER--ose

Carbohydratesstoredsinstheslivers-sCORRECTssANSWER-glycogen

Carbohydratessthatsstoresenergys-sCORRECTssANSWER-
Glycogens(humans)sAmylopectinsandsAmyloses(plants)

, Carbohydratessusedsinscellularscommunications-sCORRECTssANSWER-
Glycoproteins(immunity)s&sGlycolipidss(cellsmembrane)

Centromeres-sCORRECTssANSWER-
Areaswherestheschromatidssofsaschromosomesaresattached

chitins-sCORRECTssANSWER-
carbohydratesusedsbysfungistosaddsstructurestostheirscellswallsandsbysinsects/anthropodssinst
heirsexoskeleton

Chromatids-sCORRECTssANSWER-
onesofstwosidenticals"sister"spartssofsasduplicatedschromosomesjoinedsatsthescentromeresco
ntainingsDNAs+sProtein.

Codons-sCORRECTssANSWER-three-
nucleotidessequencesonsmessengersRNAsthatscodessforsassinglesaminosacid

CombinationsInheritances-sCORRECTssANSWER-
Differentsallelessexpressedsatsthessamestimes(AB)

DehydrationsSynthesiss-sCORRECTssANSWER-
Aschemicalsreactionsinswhichstwosmoleculesscovalentlysbondstoseachsotherswithsthesremova
lsofsaswatersmolecules(endothermic)-showsmacromoleculessform

DNAs-sCORRECTssANSWER-
Deoxyribonucleicsacidsthatshassasdoubleshelixsstructure,sdeoxyribosessugarsbackbone,spho
sphatesgroup,sandsnitrogenoussbases

DNAscontainssthessugars____________,swhilesRNAscontainssthessugars___________.s-
sCORRECTssANSWER-deoxyribose;sribose




EndothermicsReactions-sCORRECTssANSWER-
AsreactionsthatsABSORBSsenergysinsthesformsofsheat

Enzymes-sCORRECTssANSWER-Proteinsthatsincreasessreactionsratesinsthesbody

Everysmonomersofsnucleicsacidscontains3sthings:s-sCORRECTssANSWER-1.ssugar
2.sphosphatesgroup
3.snitrogenscontainingsbase

Examplessofsglobulars(hydrophilicsproteins)s-sCORRECTssANSWER-1.sEnzymes
2.sAntibodies
3.sHemoglobin