“It is more difficult to find commercially available antibodies for immunoprecipitation (that actually work), than antibodies for western blots. This company sells an antibody that works even for a native western blot – not a common technique. But the same antibody does not work well for immunoprecipitation of the protein”, […]

1) Cigarrete smoking worsens disease caused by exposure to asbestos. if a worker who smokes is exposed over many years to asbestos over many years in the work place and subsequently develops lung cancer , then who is responsible for his developing lung cancer ? is the employer responsible  or […]

Lysosomes are single membrane-enclosed, 0.2-0.5 m-diameter spherical vesicles inside the cytosol of eukaryotic cells. They contain digestive enzymes used for controlled hydrolysis of targeted cellular components and materials entering cells by phagocytosis and pinocytosis. The pH inside lysosomes is about 5 versus near neutrality for the surrounding cytosol.a. What is […]

Think about the following hypothetical scheme of determination of coat color in a mammal. Gene A controls the conversion of a white pigment P0 into a gray pigment P1; the dominant alleleA produces the enzyme necessary for this conversion, and the recessive allele a produces an enzyme that is inactive. Gene B controls the conversion of the gray […]