Meselson-Stahl Experiment

Meselson-Stahl Experiment Matthew Meselson and Franklin Stahl (1957) provided the experimental support for Watson’s and Crick’s model for DNA replication which is called the Meselson-Stahl experiment. They grow E. coli …

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Microbial Transformations

Microbial Transformations  Microbial transformation is a biological process in which organic compounds are modified into reversible products. These biotransformation reactions are catalyzed by purified enzymes present in microbial cells or …

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In-vitro fertilization in humans

In-vitro fertilization in humans Assisted Reproductive Technology (ART) in humans is one of the greatest advances in the reproduction of humans. When the union between sperm and egg cell occurs …

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Structure of RNA and its types

Structure of RNA and its types Ribonucleic acid (RNA) is structurally similar to deoxyribonucleic acid (DNA), except for two major differences. It has sugar ribose instead of deoxyribose and nitrogenous …

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GENETIC MECHANISM OF DRUG RESISTANCE

GENETIC MECHANISM OF DRUG RESISTANCE Three genetic elements are responsible for acquired antibiotic resistance each chromosome, plasmids, and transposons. Antibiotic resistance is the most common cause of treatment failure in …

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