Ch. 4 MCQ Test 3
This test is based on Ch. 4 Molecular Basis of Inheritance.
Visit my Blog https://anandsbiology.blogspot.com/ where I have shared Power point presentations on first five points of Ch. 4. All the Best.
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Name (SURNAME       NAME         FATHER NAME) *
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Class *
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1. At the end of the ........................., two daughter DNA molecules are formed. *
1 point
2. ........................................ in 1958 performed an experiment to prove semiconservative nature (mode) of replication. *
1 point
3. Meselson and Stahl cultured bacteria E.coli in the medium containing 14N (light nitrogen) and obtained equilibrium density gradient band by using ........................ *
1 point
4. Meselson and Stahl in 1958 performed an experiment to prove semiconservative nature (mode) of replication. They cultured E. coli cells in a medium containing light nitrogen and then transferred them in a medium containing ................ *
1 point
5. The density gradient value of 6M CsCl and 15N DNA is almost same. *
1 point
6. They serve as – structural components, enzymes and hormones. *
1 point
7. The process of copying of genetic information from one (template) strand of DNA into a single stranded RNA transcript, is termed as ............................. *
1 point
8. Central dogma of Protein synthesis was postulated by ............................. in 1958. *
1 point
9. In the process of ..................................enzyme RNA dependent DNA polymerase, synthesizes DNA from RNA. *
1 point
10. The present concept of central dogma in ............................. is given by Temin (1970) and Baltimore (1970). *
1 point
11. Enzyme ................................. catalyses the formation of RNA transcript. *
1 point
12. Transcription occurs in the nucleus during ...................... of cell cycle. *
1 point
13. The promoter is located towards ..................... end of ..................... i.e. upstream. *
1 point
14. It is a DNA sequence that provides binding site for enzyme RNA polymerase. *
1 point
15. During transcription .............................. binds to specific Promotor. *
1 point
16. In prokaryotes, the enzyme recognizes the promotor by its ........................... sub unit. *
1 point
17. DNA dependent ....................... catalyses polymerisation in 5’→3’ direction. *
1 point
18. In protein synthesis, DNA strand having .................polarity acts as ............................... *
1 point
19. The information on this strand of DNA is copied on mRNA.                                                                              a) template strand    b) antisense strand                                    c) coding strand        d) sense strand *
1 point
20. It is located at 3’ end of coding strand *
1 point
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