This download link is referred from the post: SGBAU BSc Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university
B.Sc. (Part-II) Semester—VI Examination
BOTANY
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(Molecular Biology and Biotechnology)
Time : Three Hours] [Maximum Marks : 80
Note :— (1) There are seven questions in all.
(2) Q.1 is compulsory and carries 8 marks.
(3) Q.2 to Q.7 carry equal marks.
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(4) Draw neat and well labelled diagrams wherever necessary.
- (A) Fill in the blanks :
- The backbone of DNA is made up of __ Bonds.
- The organelle involved in Protein synthesis is __ .
- Lac Z gene of Lac operon encodes ___ enzyme.
- GMO stands for __ .
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- Phage DNA used by Hershey and Chase is radio labelled with :
- 35S
- 32P
- 14CO
- 3H
- Gene as a unit of mutation terms as :
- Recon
- Muton
- Cistron
- Nucleotide
- Gene Battery Model is given by :
- Jacob and Monad
- Crick
- Britton and Davidson
- Emil Fischer
- For aseptic transfer of explant on nutrient medium needs :
- Incubator
- Centrifuge
- Oven
- Laminar Air flow
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- Define plasmid.
- Give the site of protein synthesis in the cytoplasm.
- Which is initiation codon ?
- What is Protoplast ?
- Explain :
- Griffin's experiment.
- Ac-Ds system.
- Nucleosome model.
- Chemical composition of DNA.
- Replication fork.
- Satellite DNA.
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- Describe the different types of RNA. OR Describe transcription and m-RNA processing in Eukaryotes.
- Describe operon concept with special reference to Lac Operon. OR Describe Primary, Secondary, Tertiary and Quaternary structures of proteins.
- Explain :
- Ti plasmid.
- Genomic DNA library
- Restriction endonucleases.
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- Phages as cloning vector.
- cDNA Library.
- PCR.
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- Explain :
- Autoclave.
- Micropropagation
- Role of hormones in Tissue culture.
- Laminar Air flow.
- Totipotency.
- Callus culture.
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- Describe in brief :
- BT-cotton.
- Edible vaccines.
- Protoplast culture.
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- Somatic hybridization.
- Alcohol production by fermentation.
- Synthetic seeds.
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This download link is referred from the post: SGBAU BSc Last 10 Years 2010-2020 Question Papers || Sant Gadge Baba Amravati university
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