To check the cell viability in cell suspension, trypan blue dye is used. This dye is excluded by viable cells but taken up by dead cells (nonviable cells).

TLS Online TPP Program

#Id: 3731

#Unit 10. Ecological Principles

Brillouin index discriminates between these two communities with same richness and evenness and the Shannon index does not.

TLS Online TPP Program

#Id: 6056

#Unit 10. Ecological Principles

Lack of water is the primary factor that determines that an area will be a desert

Hot desert.

Cold desert 

Desert    Location 

Sahara  N. Africa 

Kolahari                      S. Africa 

Coastal Atacama              Peru

Sonoran               North American 

Simpson          Australia 

 

TLS Online TPP Program

#Id: 8616

#Unit 2. Cellular Organization

Phosphorylation of T14 and Y15 in this G-loop

introduces negative charge that electrostatically interferes with the binding of ATP in the catalytic pocket.

TLS Online TPP Program

#Id: 2139

#Unit 8. Inheritance Biology

With the use of standard cytological methods, pericentric inversions are much easier to detect than paracentric inversions.

TLS Online TPP Program

#Id: 1074

#Unit 5. Developmental Biology

Class B and C activities form stamens.