1. Chromosomal DNA
2. Cytoplasm
3. Mitochondria
4. Plasmids.
Plasmids.
1. Present in mammalian cell for degradation of DNA when the cell dies
2. Synthesized by bacteria as part of their defence mechanism
3. Used for in vitro DNA synthesis
4. Both (B) and (C).
Both (B) and (C).
1. Plasmids
2. Mitochondria
3. Mutations
4. Ribosome.
Plasmids
1. Genetic diversity
2. Gene handling
3. Tissue culture
4. Genetic engineering.
Genetic engineering.
1. Nitrosomonas and Klebsiella
2. Escherichia and Agrobacterium
3. Nitrobacter and Azotobacter
4. Rhizobium and Diplococcus.
Escherichia and Agrobacterium
1. DNA-RNA hybrid
2. Recombination of DNA molecules
3. Somatic hybridisation
4. Gametic fusion.
Somatic hybridisation
1. Algae
2. Fungi
3. Protozoans
4. Prokaryotes.
Prokaryotes.
1. Cosmid contains gene coding for viral protein
2. Cosmid replicates like plasmids
3. Cosmid has antibiotic resistant marker gene
4. Cos site has 12 bases helping to join complete genome to make it circular.
Cosmid contains gene coding for viral protein
1. Mouse and man
2. Mouse hamster
3. Mouse and chick erythrocytes
4. Mouse and drosophila.
Mouse and man
1. Cosmid
2. Phasmid
3. Phagmid
4. Foreign DNA.
Phasmid