Xeroderma pigmentosum (XP) is a human disease caused by mutations in any one of several nucleotide excision repair genes.

TLS Online TPP Program

#Id: 462

#Unit 2. Cellular Organization

GC Rule- GC content tends to be greater in exons than in introns

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#Id: 1979

#Unit 10. Ecological Principles

Ecological density- Total number of individual divided by total useable area.

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#Id: 9744

#Unit 6. System Physiology – Plant

Tomato plants produce tomatine, a compound that is closely related to avenacin. Only certain pathovars of the fungal pathogen Septoria lycopersici can cause disease on tomatoes, and these pathovars produce a glucosidase that can detoxify tomatine.

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#Id: 1849

#Unit 3. Fundamental Processes

Fluorochrome-coupled monoclonal antibodies to the FLAG or myc epitopes can then be used to detect the recombinant protein in the cell.

Alexa- 488-labeled antibody -emit green light 

Alexa-568-labeled antibody- emit red light

TLS Online TPP Program

#Id: 2774

#Unit 13. Methods in Biology

Methylation interference assay Dimethyl sulphate (DMS) methylates purines on DNA strand. Methylate DNA prior to adding protein.Protein binding is prevented at methylated sites