NEW AFTER 1 WEEK-14

Question 1

DUAL RULE RRNA

Answer 1

CATALYTIC AND STRUCTURAL

Question 2

STRCTURES OF TRNA

Answer 2

ACCEPTOR ARM,D ARM, TPSI ARM,V LOOP AND ANTICODON

Question 3

TPSI ARM CONTAIN ?

Answer 3

RICH IN THYMINE AND PSEUDOURACIL

Question 4

ARM D CONTAIN ?

Answer 4

DIHYDROOURADINE

Question 5

rRNA PROCESSING PRO

Answer 5

1- RNASE 3 CLEAVE COLMPLEMENTERY AROUND 1 AND 23
2- RNASE E : 5S REMOVE

Question 6

rRNA PROCESSING EUK

Answer 6

1- 45S TO 41 S REMOVE 5 PRIME
2- 41S SPLIT TO 20S AND 32 S
3-3 PRIME OF THE 20 S REMOVE FROM 18S
SEPERATE THE 28 ADN 5.8

Question 7

AMINOACYL TRNA SYNHTHESASE

Answer 7

TRANSFER AA TO TRNA

Question 8

ISOACCEPTOR

Answer 8

DIFFERNT ANTOCODON SAME AA
SAMEE maniacyl trns synthesase

Question 9

nucleotidyl traSNFERASE wnyzme vs aminoacyl trna synthesase

Answer 9

1- transfer cca to the 3 prime of the trna in eyk
2- transfer aa to trna

Question 10

ALPHA SUBUNIT OF THE RNA POL

Answer 10

CTD BIND TO DISTAL ELEMENTS
NTD PUT THE COMPONENTS OF THE RNA POL THOGHTER

Question 11

RNASE

Answer 11

REMOVE 5S FROM PRECURSORE rRNA

Question 12

RNASEP

Answer 12

REMOVE THE 5 PRIME IN THE TRNA IN BOTH EUKARYOTES AND PROKARYOTES

Question 13

….S IS PRE-rRNA IN EUK

Answer 13

45

Question 14

C/D BOX SNORNA

Answer 14

SMALL NUCLEOLAR
METHYLATION

Question 15

H/ACA BOX SNORNA

Answer 15

SMALL NUCLEO
PSEUDOURIDILATION

Question 16

WHAT WE ADD IN THE CAPPING PROCESS

Answer 16

WE ADD M7G FORMING THE 5 PRIME 5 PRIME TRIPHOSPHATE BOND

Question 17

ADIIDTION OF THE CAP ENZYMES

Answer 17

1- RNASE TRIPHOASPHATASE : GMAMMPHOPHATE THE 5 PRIME

2- GUANYLYL TRANSEFERASE : ADD GMP

3- METHYLTRANSFERASE : ADD METHYL FROMT THE S ADENOSYL METHONINE TO 7 OF TH N IN G

4- ANOTHER : ADD METHL TO 2 PRIME OH OF THE NUCLEOTIDE OF THE TRANSCRIPT

Question 18

WHEN OCCUR THE CAPPING

Answer 18

ERALT TRANSCRIPTION
20-40 NT

Question 19

WHEN POLY A OCCUR

Answer 19

POLY A RICH SIGNAL SEQUENCE POLY ADNYLATIONSIGNAL
CPSF + CSTF + CF1 +CF2+ POLY A POLYMERASE

Question 20

2 COMPLEX IN THE POLY A

Answer 20

CPSF AND CSTF

Question 21

CPSF

Answer 21

CLEAVAGE AND POLY A SPECIFICITY FACTOR
BIND TO AAUAAA POL A SIGNAL

Question 22

CSTF

Answer 22

CLEAVAGE STIMIULATION FACTOR
BIND TO GU OR U RICH SITE INCREASE EFFCIENCY OF THE POLY A

Question 23

SHORT / LONGTHENEING THE POLY A

Answer 23

RNASE , CYTOSOLIC POLY A

Question 24

Bloom syndrome

Answer 24

Helicase BLM in a mutated form is the cause of the
Bloom syndrome (recessive inheritance)
Tipically, in patient’s cells there is an excess of
homologous recombination between sister chromatids

Question 25

CONJUGATION

Answer 25

SEX BACTERIA CROSS OVER YES RECOMBINATION YES

Question 26

TRASNFORMATION

Answer 26

FROM THE MEDIUM RECOMBINATION YES

Question 27

TRASNDUCTION

Answer 27

VIRUS RECOMBIANTION YES

Question 28

intergenic suppression IN EU

Answer 28

second mutation is in a different geneoften due to gene interactions)

Question 29

ntergenic suppression IN PRO

Answer 29

change results in a tRNA anticodon capable of pairing with the stop codon

Question 30

Mutation frequency

Answer 30

proportion of individuals in a population t

Question 31

Mutation rate

Answer 31

probability that a particular mutation will o

Question 32

(STRs

Answer 32

short tandem repeats,

Question 33

RFLP

Answer 33

restriction fragment length polymorphism

Question 34

mutation models

Answer 34

inifinte allel= each mutation 1 allel infinite site allel= each mutation just 1 site no chance for back mutation or recurrecnt mutation stepwise mutation = add / delete the same rate by 1 unit indel=insretion./deeletion finit sit mutation = mtation same site diffent times cpg

Question 35

controle theinteraction and associaton of the ribosome

Answer 35

nitiiaion factors

Question 36

formyl trna block... formation

Answer 36

peptie bond

Question 37

MOST COMPACT DISTRIBUTION OF THE EXON

Answer 37

VERTEBRATESS

Question 38

REPLICATOR

Answer 38

ORIC/ORGIN OF THE EPLICATION

Question 39

COTROL ELEMNETS IN THE REPLICATION

Answer 39

REPLICATOR/ORIGIN \ND TERMINATION SITE

Question 40

EXTRA CHROMOSOMAL REPLICON

Answer 40

ORGANELLAR PLASMID PHAE/VIRAL DNA

Question 41

REPRESSOR OF THE LAC OPERON

Answer 41

TETRAMER BIND TO 2 SIDE FORM THE LOOP BIND TO THE OPERON AS DIMER N TERMINAL BIND TO DNS AND THE ALLOLACTOSE C TERMINAL BIND TO ALPHA HELIX WHEN THE INDUCER BIND WE CAN SEE ALLOSTERIC TRANSITION

Question 42

INDUCER /COREPRESSOR IN LAC OPERON

Answer 42

ALLOLACTOSE - INDUCER

Question 43

LAC A CODE FOR ?

Answer 43

TRANSACETYLASE (ACETYL TO BETA GALACTOSIDASE 0

Question 44

beggining and donwstream of introns

Answer 44

UPSTREAM/ 5 PRIME /BEGINNING: GU DOSNTREM/3 PRIME/THE END : AG

Question 45

RLFP

Answer 45

RESTRICTION FRAGMENT LENGTH POLYMORPHISM

Question 46

LONGEVITY

Answer 46

e BALANCE between the advantage of having an appropriate immune response (↑ inflammation) and the disadvantage of chronic inflammation during ageing.

Question 47

Resilience

Answer 47

s at the core of life and is interpreted as the harmonic assemblage of the biochemical processes that are aimed at maintaining the identity, integrity, and autonomy of individual organisms against the perturbations induced by both internal and external environments.

Question 48

apoe

Answer 48

related to anatgonstic pleitropy fertility high but the alzihmer high as well

Question 49

brca

Answer 49

feterility high but risk of breast cancer

Question 50

AOUNT OF ENERGY BY ATP HYDROLYSATION

Answer 50

8 KCAL/MOL

Question 51

PUROMYCIN

Answer 51

mimic aminoacyl trna

Question 52

mimic aminoacyl trna

Answer 52

PUROMYCIN

Question 53

each release factor in euk corrospond to what release factor in bacteria

Answer 53

erf1 = rf1 and rf2 erf3=rf3

Question 54

kirromycin

Answer 54

not release of the EF-TU

Question 55

CHLORAMPHENICOL

Answer 55

INHIBITOR OF PEPTIDE BOND FORMATION - PROK

Question 56

CYCLOEXIMIDE

Answer 56

INHIBITOR OF PEPTIDE FORMATION EUK

Question 57

FUSIDIC ACID

Answer 57

RELEASE OF EF-G AND GDP

Question 58

RIBOSWITCH TPP

Answer 58

THUAMINE MONOPHOSPHATE VIT B1 SYNTHESIS

Question 59

RELA PR

Answer 59

STRINGENCY FACTOR

Question 60

TERMINATION IN THE RNA POL 1

Answer 60

TTF1 BIND AND BLOCK TRNASCIPTION

Question 61

STRINGENT FACTOR

Answer 61

REL A

Question 62

ppGpp PPPGPP

Answer 62

GUANOSINE TETRAPHOPHATE GUONOSINE PENTAPHOPSHPHATE