Bacterial Genomics
The study of the morphological, physiological, and evolutionary aspects of the bacterial genome is referred to as bacterial genomics. This subdisciplinary field aids in understanding how genes are assembled into genomes. Further, bacterial or microbial genomics has helped researchers in understanding the pathogenicity of bacteria and other microbes.
Transformation Experiment in Bacteria
In the discovery of genetic material, the experiment conducted by Frederick Griffith on Streptococcus pneumonia proved to be a stepping stone.
Plasmids and Vectors
The DNA molecule that exists in a circular shape and is smaller in size which is capable of its replication is called Plasmids. In other words, it is called extra-chromosomal plasmid DNA. Vectors are the molecule which is capable of carrying genetic material which can be transferred into another cell and further carry out replication and expression. Plasmids can act as vectors.
draw structure of plasmid
- The plasmid is the extrachromosomal deoxyribonucleic acid (DNA) that is present with the bacterial cell.
- The plasmid generally remains separated from the chromosomal DNA and replicates independently.
- Plasmids are commonly circular double-stranded DNA.
- Plasmids provide additional benefits to a bacterial cell such as antibiotic resistance.
- The plasmid contains multiple marker sites and hence it is widely used in biotechnology and forming a recombinant DNA.
- The plasmid is used as vectors that deliver desired DNA segments to the desired target.
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