Ionel Jr
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Quiz on Biologie Moleculara 1, created by Ionel Jr on 16/11/2020.

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Biologie Moleculara 1

Question 1 of 76

1

Boala Tay Sachs este o patologie

Select one or more of the following:

  • Peroxizomala

  • mitocondriala

  • golgiana

  • chitoscheletului

  • lizosomala

Explanation

Question 2 of 76

1

Este o patologie golgiana

Select one or more of the following:

  • Boala Tay Sachs

  • Sindromul Kartagener

  • Boala Voon Geerke

  • Neuropatica optica eriditara Leber

  • Sindromul Zellweger

Explanation

Question 3 of 76

1

Este o patologie golgiana

Select one or more of the following:

  • Sindromul Zellweger

  • Boala Tay Sachs

  • Boala Voon Geerke

  • Sindromul Kartagener

  • Neuropatica optica eriditara Leber

Explanation

Question 4 of 76

1

Este o patologie perixozomala

Select one or more of the following:

  • Boala Tay Sachs

  • Sindromul Zellwenger

  • Sindromul Kartagener

  • Neuropatica optica eriditara Leber

  • Boala von Geerke

Explanation

Question 5 of 76

1

Este o patologie mitocondriala

Select one or more of the following:

  • Boala von Geerke

  • Sindromul Zellweger

  • Boala Tay Sachs

  • Neuropatica Optica eriditara Leber

  • Sindromul Kartagener

Explanation

Question 6 of 76

1

Organitele responsabile de detoxifiere

Select one or more of the following:

  • mitocondrii

  • REn

  • peroxizomii

  • REr

Explanation

Question 7 of 76

1

Selectati proteinele care se situeaza pe ribozomii REr

Select one or more of the following:

  • Catalaze

  • Hidrolaze

  • Tubulina

  • Colagenul matricei extracelulare

  • Permeazele plasmelei

Explanation

Question 8 of 76

1

Autofagosonul contine

Select one or more of the following:

  • organite celulare uzate

  • oxidaze

  • proteine straine endocitate

  • hidrolaze acide

  • proteine celulare denaturate

Explanation

Question 9 of 76

1

Sunt componete ale mitocondriilor

Select one or more of the following:

  • ARNr

  • tubulina

  • actina

  • ARNt

  • ADN-ul

Explanation

Question 10 of 76

1

Oxigenul este utilizat pentru oxidarea unor compusi chimici in

Select one or more of the following:

  • lizozomi

  • peroxizomi

  • citosol

  • REn

  • mitocondrii

Explanation

Question 11 of 76

1

Sunt componente ale REn

Select one or more of the following:

  • bistrat lipidic

  • enzime de detoxifiere

  • riboforine

  • proteine membranere integrate si periferice

  • Oligozaharide

Explanation

Question 12 of 76

1

Moleculele ce se maturizeaza in Aparatul Golgi

Select one or more of the following:

  • Actina

  • Miozina

  • Receptorul insulinic

  • Insulina

  • Proteaza acida

Explanation

Question 13 of 76

1

Elementele citoscheletului

Select one or more of the following:

  • Asigura motalitatea celulara

  • sunt caracteriste doar unor organisme ale sistemului uman

  • determina forma celulei

  • determina pozitia organitelor in celula

  • formeaza organite permamente si provizorii in celula

Explanation

Question 14 of 76

1

Crinofagosomul contine

Select one or more of the following:

  • lipaze aicide

  • glicozidaze acide

  • hormoni produsi in exces

  • proteine celulare denaturate

  • proteaze acide

Explanation

Question 15 of 76

1

Selectati proteine ale citoscheletului

Select one or more of the following:

  • Actina

  • Tubulina

  • Riboforina

  • Clatrina

  • Desmina

Explanation

Question 16 of 76

1

Sunt componente ale mitocondriilor

Select one or more of the following:

  • ADN polimeraza

  • ATP sintetaze

  • proteine histone

  • bistrat lipidic

  • ribozomi

Explanation

Question 17 of 76

1

Selectati etapele biogenezei lizozomului

Select one or more of the following:

  • sortarea enzimelor hidrolotice in AG

  • transferul enzimelor hidrolitice in AG

  • sinteza enzimelor hidrolitice pe ribozomii RE

  • contopirea lisosomului primar cu endosomul

  • sinteza enzimelor hidrolitice pe ribosomii liberi

Explanation

Question 18 of 76

1

Sindromul Kartagener este o patologie

Select one or more of the following:

  • losozomala

  • citoscheletului

  • membranara

  • mitocondriala

  • perixozomala

Explanation

Question 19 of 76

1

Sunt componente ale centrului celular

Select one or more of the following:

  • alfa si beta tubuline

  • 2 centrioli

  • microtubuli in formare

  • centrosfera

  • bistrat lipidic

Explanation

Question 20 of 76

1

Substantele ce se sintetizeaza in REn

Select one or more of the following:

  • clatrina

  • actina

  • colesterolul

  • cardiolipinele

  • fosfolipidele

Explanation

Question 21 of 76

1

Selectati proteinele ce se sintetizeaza pe ribozomiii liberi

Select one or more of the following:

  • ADN polimeraza

  • Histone

  • Hidrolaze

  • Catalaze

  • H+ ATP-aze

Explanation

Question 22 of 76

1

Etapele biogenezi peroxizomilor

Select one or more of the following:

  • sinteza oxidazelor si catalazelor pe rizbozomii RE

  • maturizarea oxidazelor si catalazelor in AG

  • sinteza lipidelor membranare pe REn

  • Sinteza oxidazelor si catalazelor pe ribozomii liberi

  • sortarea oxidazelor si catalazelor in AG

Explanation

Question 23 of 76

1

Peroxizomii

Select one or more of the following:

  • utilizeaza pentru activitatea O2

  • neutralizeaza metabilitii toxici

  • descompun H2O2

  • oxideaza metaboliti toxici

  • digera substante straine

Explanation

Question 24 of 76

1

Heterofagosomul contine

Select one or more of the following:

  • lipaze acide

  • macromolecule exogene

  • macromolecule endogene

  • proteaze acide

  • nucleaze acide

Explanation

Question 25 of 76

1

Clatrina

Select one or more of the following:

  • mediteaza endocitoza

  • se gaseste pe suprafata endosomilor

  • se gaseste in interiorul endosimilor

  • mediaza transmportul vezicular

  • se sintetizeaza de catre rizbozomii liberi

Explanation

Question 26 of 76

1

Componente ale plasmalemei pot fi

Select one or more of the following:

  • Receptorul androgenic

  • Aquaporina

  • Ospina

  • Receptorul insulinic

  • H+ATPaza

Explanation

Question 27 of 76

1

Pompa K+ Na+

Select one or more of the following:

  • Este prezenta numai in plasmalema

  • Este o varianta de sinport

  • Regleaza nivelul Ph-ului celular

  • Asigura importul ionilor de Na+

  • Asigura diferenta de potential membranar

Explanation

Question 28 of 76

1

Jonctiuni celulare

Select one or more of the following:

  • asigura schimbul substantelor intre celulele vesine

  • prezinta schimbul de substante ale celulei

  • se formeaza cu participarea formatiunilor plasmalemei

  • asigura formarea tesuturilor

  • se formeaza cu participarea proteinelor citoschiletului

Explanation

Question 29 of 76

1

Plasmalema are urmatoarlee functii

Select one or more of the following:

  • Replicare

  • Transport de substante

  • Aparare imuna

  • Protectie

  • Reglarea PH celular

Explanation

Question 30 of 76

1

Selectati proprietatile proteinelor membranare

Select one or more of the following:

  • Interactioneaza cu alte componente membranare

  • Interactioneaza cu factori de mediu

  • Stabilitate

  • Adaptabilitate

  • Heterogenitate

Explanation

Question 31 of 76

1

Bistratul fosfolipidic are urmatoarele functii

Select one or more of the following:

  • Catalitica

  • Receptie

  • Interactiunea cu alte molecule

  • Transportul moleculelor mici nepolare

  • Bariera biologica

Explanation

Question 32 of 76

1

Prezenta a doua membrane este caracteristica pentrun

Select one or more of the following:

  • REn

  • REr

  • mitocondrii

  • Lizozomi

  • AG

Explanation

Question 33 of 76

1

Plasmalema la eucariote se reinoeste in

Select one or more of the following:

  • In mitocondrii

  • In RE

  • In nucelu

  • In lizozomi

  • In peroxizomi

Explanation

Question 34 of 76

1

Transportul macromoleculelor si corpuscululior poate fi

Select one or more of the following:

  • Prin difuzie simpla

  • Prin endocitoza

  • Prin ionofoni

  • Directia gradientului electrochimic

  • Vezicular

Explanation

Question 35 of 76

1

Colesterolul are urmatoarele functii in membrana biologica

Select one or more of the following:

  • confera individualitatea plasmalemei

  • Rol catalitic

  • asigura elasticitatea membranei

  • confera rezistenta mecanica plasmalemi

  • Are rol de receptori

Explanation

Question 36 of 76

1

Membrana biologica este determinata de prezenta obligatorie

Select one or more of the following:

  • Acizi nucleici

  • Fosfolipidelor

  • Polizaharidelor

  • Proteinelor

  • Colesterolului

Explanation

Question 37 of 76

1

Membrana plasmatica contine

Select one or more of the following:

  • Cardiopoline

  • Aquaporina

  • Colesterol

  • Lipaze

  • Fosfolipide

Explanation

Question 38 of 76

1

Selectati proteinele membranare

Select one or more of the following:

  • Insulina

  • Tubulina

  • Receptorul LDL

  • Cardioplina

  • Aquaporina

Explanation

Question 39 of 76

1

Transportul macromoleculeor poate fi

Select one or more of the following:

  • activ sau pasiv

  • prin proteine canal sau pompe ATPeazice

  • prin endocitoza sau exocitoza

  • prin fagocitoza si transcitoza

Explanation

Question 40 of 76

1

Glicocalixul

Select one or more of the following:

  • Reprezinta un depozit de anioni

  • catalizeaza specific transportul moleculeor

  • este prezent pe suprafata membranei

  • Asigura rezistenta mecanica a plasmalemei

  • Asigura specifitatea celulelor animale

Explanation

Question 41 of 76

1

Membrana biologica elimentara consta din

Select one or more of the following:

  • Lipide si Proteine

  • Glicocalix

  • Bistrat lipidic

  • Lipide si polizaharide

  • proteine si oliozaharide

Explanation

Question 42 of 76

1

Selectati proprietatile proteinelor membranare

Select one or more of the following:

  • Stabilitate

  • Heterogenitate

  • Adaptabilitate

  • Interactioneaza cu factorii de mediu

  • Interactioneaza cu alte componente ale mediului

Explanation

Question 43 of 76

1

Elementele implicate in endocitoza

Select one or more of the following:

  • pemeazele

  • ligandul

  • receptorul

  • bistratul lipidic

  • catlrina

Explanation

Question 44 of 76

1

Na+/K+ ATP-aza

Select one or more of the following:

  • controloeaza viscozitatea lichidelor secretate

  • controleaza potentialul membranar

  • Se sintetizeaza pe ribozomii RE

  • se sintetizeaza pe ribozomii liberi

  • controleaza pH celular

Explanation

Question 45 of 76

1

Anvelopa nucleara

Select one or more of the following:

  • Are doua membrane

  • Pe suprafata anvelopei se pot contine ribozommi

  • Glococalizul este orientat spre matricea orientala

  • continua cu membranele REn

  • Porii nuclearin au structura lipoproteica

Explanation

Question 46 of 76

1

Organitele responsabile de reinoirea plasmalemei

Select one or more of the following:

  • peroxizomii

  • Aparatul Golgi

  • ribozomi liberi

  • REr

  • REn

Explanation

Question 47 of 76

1

Difuzia simpla este specifica transportului

Select one or more of the following:

  • Ionilor

  • Conspusculilor

  • Gazelor

  • Oliozaharidelor

  • Proteinelor

Explanation

Question 48 of 76

1

Fosfolipidele au urmatoarele functii

Select one or more of the following:

  • Autoasamblare

  • Antigenica

  • Catalitica

  • Heterogenitate

  • Structura Amfifila

Explanation

Question 49 of 76

1

Care dintre afirmatiile despre acizii dezoxiribonucelici este adevarata

Select one or more of the following:

  • formeaza spirala

  • formeaza doua structuri

  • are forma globulara

  • formeaza un helix simplu

  • formeaza un dublu helix,format din 2 catene complimentare

Explanation

Question 50 of 76

1

Proprietatea carcateristica numai moleculelor de ADN este

Select one or more of the following:

  • Replicarea

  • polaritateaH

  • Heterogenitatea

  • Renaturarea

  • Superspilarizarea

Explanation

Question 51 of 76

1

Nucleozomul

Select one or more of the following:

  • Este format din proteine histone si non histone

  • ARN asociat cu proteine histone

  • Compexul specific ADN-proteine histone

  • Forma ADN ul exista doar in celule eucariote

  • Compexul specific ADN-ARN

Explanation

Question 52 of 76

1

Functile ARN

Select one or more of the following:

  • De realizare a mesajului genetic

  • De transport a aminoacizilor

  • De copiere a mesajului genetic

  • De pastrare a mesajului genetic la eucariote

  • De traducere a mesajului genetic

Explanation

Question 53 of 76

1

dNTP-urile au urmatoarele functii

Select one or more of the following:

  • Monumeri specifici ADN

  • Monumeri specifeci ARN

  • Molecule purtatore de energie

  • Monumeri specifici ai bipolimelior

  • Monumeri specifici ai ADN si ARN

Explanation

Question 54 of 76

1

structura secundara a ADN-ului este determinata de

Select one or more of the following:

  • Catena polinucleotidica

  • Dublu helix

  • filamnet polinucleosomic

  • spirale si structuri

  • catena polipeptidica

Explanation

Question 55 of 76

1

Genele ARNr se gasesc in

Select one or more of the following:

  • Molecula de ARN

  • ribozomi

  • Molecula de ADN

Explanation

Question 56 of 76

1

Nu este o prioritate a moleculelor de ARN

Select one or more of the following:

  • Replicarea

  • Organizarea monocatenara

  • Intra in componenta enzimelor

  • Informationala

  • Heterogenitatea

Explanation

Question 57 of 76

1

Structura secundara a polimerilor este determinata de legaturile

Select one or more of the following:

  • Necovalente

  • Peptidice

  • Fosfodiestetice

  • De hidrogen

  • Covalente

Explanation

Question 58 of 76

1

Formarea lantului polipeptidic este format de

Select one or more of the following:

  • Legatura covalemta

  • Ionice

  • De hidrogen

  • Forte Van der Vals

  • Punti bisulfidice

Explanation

Question 59 of 76

1

Nucleotidul contine

Select one or more of the following:

  • Baza azotata

  • HEm

  • Aminoacid

  • Polizaharide

  • Glucoza

Explanation

Question 60 of 76

1

ADN nuclear contine

Select one or more of the following:

  • doar secvente codante

  • secvente codante si necodante

  • secvente codante si necodante +aminoacizi

  • secvete codante ,necodante si reglatoare

Explanation

Question 61 of 76

1

Monumeri ai MET-ARN sunt

Select one or more of the following:

  • UTP

  • ALA

  • MET

  • ATP

  • HIS

Explanation

Question 62 of 76

1

Replicarea poate asigura

Select one or more of the following:

  • Pastrarea IG

  • Sinteza proteinelor necesare celulei

  • Sinteza ARN necesara celulei

  • Transmiterea IG

  • Realizarea IG

Explanation

Question 63 of 76

1

ATP este monumerul

Select one or more of the following:

  • ARNr

  • ARNm

  • ARNt

  • ADN nuclear

  • ADN mitocondrial

Explanation

Question 64 of 76

1

UTP-ul contine

Select one or more of the following:

  • Riboza

  • baza azotata purinica

  • dezoxiriboza

  • aminoacid bazic

  • radical fosfat

Explanation

Question 65 of 76

1

Monumer al proteinei este

Select one or more of the following:

  • CIS

  • CTP

  • ATR

  • GTR

  • UTP

Explanation

Question 66 of 76

1

Legatura peptidica se formeaza

Select one or more of the following:

  • intre doua nucleotite

  • intre doua baze azottae

  • intre doi aminoacizi

  • dupa principiul complerematnii

Explanation

Question 67 of 76

1

Functia biologica de baza a lipidelor este

Select one or more of the following:

  • Informationala

  • Catalitica

  • Receptoare

  • Mentinerea presiunii osmotice

  • structurala

Explanation

Question 68 of 76

1

Structura primara a polimerilor este determinata de legaturile

Select one or more of the following:

  • Peptidice

  • Fosfodiestetice

  • NEcovalente

  • Covalente

  • De hidrogen

Explanation

Question 69 of 76

1

Varinatele ARNr celulare

Select one or more of the following:

  • ARNr 5s

  • ARNr 40s

  • ARNr 18s

  • ARNr 28s

  • ARNr 5.8s

Explanation

Question 70 of 76

1

Riboza se caraterizeaza prin

Select one or more of the following:

  • este o hexoza

  • Intra in componenta ATP

  • este un polizaharid

  • este un hidrat de carbon

  • este un monozaharid

Explanation

Question 71 of 76

1

Transcriptia asigura

Select one or more of the following:

  • Transmiterea exacta a IG

  • Sinteza noilor moleculare e ADN

  • Sinteza noilor molecule de ARN

  • Realizarea IG

  • Sinteza noilor molecule de ADN si ARN

Explanation

Question 72 of 76

1

Realizarea IG se efectueaza

Select one or more of the following:

  • Prin sinteza ARN

  • Prin sinteza proteinelor

  • Prin translatia IG

  • Prin transcriptia IG

  • Prin replicarea IG

Explanation

Question 73 of 76

1

Monumerii proteinelor sunt

Select one or more of the following:

  • Aminoacizii cu prop acide baze si neutre

  • 4 tipuri de aminoacizi

  • Acizi grasi

  • Alfaaminoacizii

  • Ribonucleotitele

Explanation

Question 74 of 76

1

ARNr 18s este localizat

Select one or more of the following:

  • In nucleu

  • In ADN cromozimial

  • In subunitatea 40s

  • In subunitatea 60s

  • In ribozomul 80 s

Explanation

Question 75 of 76

1

Palendromii in molecula bicatenara de ADN sunt reprezentati de

Select one or more of the following:

  • Bucle

  • Structuri in forma de agrafa

  • Secvente unicale de nucleotite

  • Secvente nucleotidice inversate

  • Asocieri dintre ADN si histone

Explanation

Question 76 of 76

1

In celulele eucariote ADN este localizat

Select one or more of the following:

  • In nucelu

  • Nucleol

  • Mitocondrii

  • Membrane

  • Citosol

Explanation

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