blank'/> muhilneel: May 2013

Wednesday, May 29, 2013

Rock Painting

Play Dough Creations




BioPerl Lecture - BioInfoBank Library

Bioperl - MCQ

1. Bioperl is an active ________ software project supported by the Open Bioinformatics Foundation.

Free software
Linux
Open source
 2. The first stable release of Bioperl was on June 11, 2002; the most recent stable (in terms of API) release is 1.6.9 from January ________.

2009
2007
2012
2011

3. Bioperl has played an integral role in the ________.

Genetics
Chimpanzee genome project
Human Genome Project
DNA

4. BioPerl is a collection of ________ modules that facilitate the development of Perl scripts for bioinformatics applications.

PHP
Perl
Python (programming language)
Lua (programming language)

 http://quiz.thefullwiki.org/BioPerl

Saturday, May 25, 2013

Basics of Bioinformatics, Genetics and Biotechnology

1. Double standard RNA is seen in

Rhabdo virus

Parvo virus

Reo virus

Retro virus
 
2. DNA finger printing is based on

Non-coding sequences

Repetitive sequences

Amplified sequences

Unique sequences
 
3.The following are the RNA viruses, except

Tmv and Bacteriophages Ms2, F2

Dahila mosaic virus and Bacteriophages Φ × 174, M12, M13

Bacteriophage Φ C

Retro viruses
 
4.The two strands of DNA are joined noncovalently by

Covalent bonds

Polar charges

Hydrogen bonds between bases

Ionic bonds
 
5.The enzyme required for DNA from RNA template:

DNA polymerase

RNA polymerase
Reverse transcriptase

Terminal transferase
 
6. Building blocks of Nucleic acids are

Nucleosides

Amino acids

Nucleotides

Nucleo proteins
 
7. Example for DNA viruses:

All of the above

Bacteriophage T1, T2, T3, T4, T5, T6

Adeno virus

Papova virus
 
8.m RNA synthesis from DNA is termed

Transcription

Translation

Transformation

Replication
 
 







 

Friday, May 24, 2013

Bioinformatics MCQ




Question 1.1.If you were using a proteomics approach to find the cause of a muscle disorder, which of the following techniques might you be using?




Question 2.2.Shotgun cloning differs from the clone-by-clone method in which of the following ways?







Question 3.

3.CpG islands and codon bias are tools used in eukaryotic genomics to __________.





Question 4.
4.As the complexity of an organism increases, all of the following characteristics emerge except __________.






Question 5.
5.Gene duplication has been found to be one of the major reasons for genome expansion in eukaryotes. In general, what would be the selective advantage of gene duplication?





6.How are so many different antibodies produced from fewer than 300 major genes?






Question 7.7.Two-dimensional gels are used to __________.









Question 8.8.What would be a likely explanation for the existence of pseudogenes?







http://wps.prenhall.com/esm_klug_essentials_5/17/4576/1171660.cw/-/1171662/index.html


1. The length of each coil in DNA strand is

30 Ao

5 Ao

34 Ao

15 Ao

2. The diagrammatic representation of the total no. of genes in DNA is

Gene map

Genome

Gene-structure

Chromatin

3. The best studied example for specialized transduction is

P1 phage

Both a and c

P22 phage

ë-phage

4. The bases Adenine and Thymine are paired with

Single hydrogen bonds

Both b and c

Triple hydrogen bonds

Double hydrogen bonds

5. During specialized transduction

Large amound of DNA is transferred

A few no. of genes are transferred

None of these

Whole DNA is transferred

6. Nucleic acids are highly charged polymers due to

Nucleotides are charged structures

They have positive and negative ends

Nitrogenous bases are highly ionized compounds

There is phosphodiester bond between 5’- hydroxyl of one ribose and 3’–hydroxyl of next ribose

7. The no. of hydrogen bonds existing between Guanine and Cytosine are

3

2

None of these

5

8. Genetic information transfer DNA to RNA is called –

Transcriptase

Transduction

Transformation

Recombination

9. The gene transfer occurs by –

Transformation

Transduction

Cell fusion

Conjugation

10. The cell donating DNA during transformation is

Endogenate

Mesozygote

Merosite

Exogenate

http://mcq.4istudent.com/nucleic-acids-genetics-biotechnology-bioinformatics-zoology-botany-free-multiple-choice-quiz/