Promoters that do not contain a TATA element are called TATA-less promoters. Surveys of promoter sequences suggest that 50% or more of promoters may be TATA-less.

TLS Online TPP Program

#Id: 4599

#Unit 13. Methods in Biology

bromodeoxyuridine (BrdU) is rapidly phosphorylated and incorporated in its place into newly synthesized DNA hence BrdU is used to detect replicating cells.

TLS Online TPP Program

#Id: 7541

#Unit 6. System Physiology – Plant

Compounds such as AMO-1618, Cycocel, and Phosphon D are specific inhibitors of the first stage of gibberellin biosynthesis, and they are used as growth height reducers.

TLS Online TPP Program

#Id: 1374

#Unit 4. Cell Communication and Cell Signaling

Erythropoietin,

• secreted by kidney cells

• promotes proliferation and differentiation of erythroid progenitor cells in the bone marrow to increase the number of mature red cells in the blood

TLS Online TPP Program

#Id: 2390

#Unit 3. Fundamental Processes

Binding of SR proteins to ESEs promotes or stabilizes U1 binding to the 5’ splice site and U2AF binding to the 3’ splice site.

TLS Online TPP Program

#Id: 9178

#Unit 11. Evolution and Behavior

Fitness 

Fitness is defined as the relative reproductive success of one genotype compared with other genotypes in the population