Acute intussusception

It is telescoping or invagination of one portion of bowel into the adjacent segment. (proximal into distal) Aetiology It is common in weanin...

Acute Abdomen and Appendicitis

The term acute abdomen refers to signs and symptoms of abdominal pain and tenderness, a clinical presentation that often requires emergency ...

DNA REPLICATION AND REPAIR

The process of DNA duplication is usually called Replication. The replication is termed “Semiconservative” since each new cell contains one ...

Difference between Inguinal Hernias

Herniation of abdominal viscera can occur in one of several weak aspects of the abdominal wall (e.g. inguinal,femoral , umbilical, or diaphr...

TRANSCRIPTION & RNA PROCESSING

TRANSCRIPTION Formation of the base sequence of a single stranded molecule of RNA from the base sequence of a dsDNA molecule. Only one stran...

Recombinant DNA

Overview of rDNA 1.Isolate DNA  2.Cut with restriction enzymes  3.Ligate into cloning vector  4.transform recombinant DNA molecule into host...

Gene Regulation

Regulation of prokaryotic gene expression Transcriptional control of prokaryotic can be done by: a. Regulation by activator and repressor pr...