Explore topic-wise MCQs in Cytogenetics.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Cytogenetics knowledge and support exam preparation. Choose a topic below to get started.

1.

SPLICING_CONCENSUS_SEQUENCE_IS____________?$

A. Exon/GU–intron–AG/exon
B. Exon/UG–intron–AT/exon
C. Exon/GU–intron–GA/exon
D. Exon/AU–intron–CG/exon
Answer» B. Exon/UG‚Äö√Ñ√∂‚àö√ë‚àö¬®intron‚Äö√Ñ√∂‚àö√ë‚àö¬®AT/exon
2.

In_the_consensus_sequence_5′-AG/GUAAGU–intron–YNCURAC–YnNAG/G-3′_Y_could_be_______$#

A. Base A
B. Base G
C. Base C
D. Base T
Answer» D. Base T
3.

Which of the following corresponding to the same gene will you expect to be the shortest?

A. DNA
B. hnRNA
C. cDNA
D. mRNA
Answer» D. mRNA
4.

In an experiment you try to hybridize a Dna single strand with a mature RNA. You observe loops being formed. These loops have ____________

A. Dna
B. RNA
C. HIstone octamer
D. Histone H1
Answer» B. RNA
5.

CBP acts as a(an)_______________

A. Enzyme
B. Adaptor
C. Catalyst
D. Suicide enzyme
Answer» D. Suicide enzyme
6.

The post transcriptional modifications are done after the transcript is completely transcribed. State whether the statement is true or false.

A. True
B. False
Answer» C.
7.

Which is the 1st enzyme in capping?

A. Guanyltransferase
B. RNA 5’ triphosphatase
C. N7G methytransferase
D. Guanul transferase
Answer» E.
8.

Which nucleotide is present in the 5’ cap?$

A. ADP
B. GDP
C. CDP
D. UDP
Answer» C. CDP
9.

Which RNA transcript would be capped by the capping enzymes in vitro mixture of RNA?

A. Pol II transcripts
B. Pol I and Pol III transcripts
C. Pol I transcripts
D. Pol I, Pol II and Pol III transcripts
Answer» E.