Monthly Archives: April 2013
A recessive X-linked form of muscular dystrophy affecting boys caused by a mutation in the dystrophin gene which codes for a vital muscular protein(dystrophin) that provides structural integrity to the dystroglycan complex of the cell membrane. Muscle degenration occurs and … Continue reading
These are a class of lipids containing the organic aliphatic amino alcohol, sphingosine. Sphingomyelins are phosphorus-containing sphingolipids that are found mostly in nervous tissue. More information can be found at the link referenced below. Reference: Sphingolipid. Accessed April 13th 2013. … Continue reading
Lipids are fat soluble molecules; a property conveyed by its structure. The most commonly occurring lipids are triglycerides which consist of a glycerol backbone bonded to three fatty acids.
Reference: Transcription and Translation. Accessed April 13th 2013. http:/i.biology.net
The central dogma of biology is elaborated in this video. Basically it gives an overview of the way DNA is transcribed in the nucleus into mRNA, which then moves out the nuclear pore, attach to ribsomes and cause amino acid … Continue reading
Phosphodiester bonds join the 5′-hydroxyl group of the deoxypentose of one nucleotide to the 3′-hydroxyl group of the deoxypentose of another nucleotide through a phosphate group. Reference: Champe, Pamela C. and Richard A. Harvey. 1994. Lippincott’s Illustrated Reviews : Biochemistry. … Continue reading
As the title suggests an explanation is given for the origin of life and the endosymbiotic theory. Oparin’s (1924) hypothesis alluded to the spontaneous generation of life via chemical and physical processes. In 1953 Miller and Urey performed an experiment … Continue reading