Bioinformatics (GATE)

GATE

15 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

An endoribonuclease that specifically degrades the RNA strand in RNA-DNA hybrids is

  1. RNase A
  2. RNase H
  3. RNase L
  4. RNase P
  5. RNase R
Question 2 Multiple Choice (Single Answer)

Which of the following statements is not correct?

  1. rRNA is the most abundant type of RNA in a cell.
  2. Anticodon occurs in mRNA.
  3. Okazaki fragments are formed during replication.
  4. Nonsense codons do not code for any amino acid.
  5. DNA replication is semiconservative.
Question 3 Multiple Choice (Single Answer)

Which of the following statements about transcription is not correct?

  1. Transcription is the first step of gene expression.
  2. Transcription is a process that involves the transcribing of genetic information from DNA to RNA.
  3. The coding region of a gene is bounded near the 5' end by a start codon.
  4. The regulatory sequence before the coding sequence is called the 3'UTR.
  5. DNA is read from 3'UTR → 5'UTR during transcription.
Question 4 Multiple Choice (Single Answer)

_______ is a database for Drosophila genetics and molecular biology.

  1. GenBank
  2. Atlas
  3. FlyBase
  4. OMIM
  5. DDBJ
Question 5 Multiple Choice (Single Answer)

Which of the following is a database of human meiotic recombination hot spot DNA sequences?

  1. HUMHOT
  2. HERVd
  3. GASCO
  4. GeneMark
  5. BAGEL
Question 6 Multiple Choice (Single Answer)

Which of the following is a database for gene expression profiling with accompanying clinical information of human cancer tissues?

  1. PODB
  2. HGPD
  3. CGED
  4. PROMISCUOUS
  5. ChemProt
Question 7 Multiple Choice (Single Answer)

Which of the following is a tool for predicting targets of small RNA action in bacteria?

  1. tmRDB
  2. TargetRNA
  3. IRESite
  4. RsiteDB
  5. SCOR
Question 8 Multiple Choice (Single Answer)

Which of the following is an enzyme used to generate complementary DNA from an RNA template?

  1. DNA gyrase
  2. Reverse transcriptase
  3. DNA ligase
  4. Restriction endonuclease
  5. DNA topoisomerase
Question 9 Multiple Choice (Single Answer)

The database of protein similarities created using distributed computing, which is freely accessible for scientific purposes, is

  1. RefSeq
  2. SIMAP
  3. TreeFam
  4. InterPro
  5. ModBase
Question 10 Multiple Choice (Single Answer)

Which of the following is a multi-organism database linking genotype to phenotype?

  1. Dryad
  2. PhenomicDB
  3. PHI-base
  4. CTD
  5. TRANSFAC
Question 11 Multiple Choice (Single Answer)

______ contains extensive information on metabolic pathways and enzymes from many organisms.

  1. NetPath
  2. MANET
  3. Reactome
  4. MetaCyc
  5. PhenomicDB
Question 12 Multiple Choice (Single Answer)

Which of the following is the genomic tRNA database containing tRNA gene predictions made by the program tRNAscan-SE on complete genomes?

  1. Rfam
  2. piRNABank
  3. GtRNAdb
  4. SILVA
  5. lncRNAdb
Question 13 Multiple Choice (Single Answer)

Which of the following databases is the collection of online databases dealing with genomes, enzymatic pathways and biological chemicals?

  1. TIGRFAMs
  2. Pfam
  3. ProDom
  4. KEGG
  5. MUMmer
Question 14 Multiple Choice (Single Answer)

The general purpose multiple sequence alignment program for DNA is

  1. TRANSFAC
  2. Melanie
  3. FASTA
  4. ClustalW2
  5. PROSITE
Question 15 Multiple Choice (Single Answer)

The general purpose multiple sequence alignment program for DNA is

  1. TRANSFAC
  2. Melanie
  3. FASTA
  4. ClustalW2
  5. PROSITE