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TLS Online TPP Program

#Id: 915

If cells that have incorporated a high level of BrdU are exposed to light, they will photolyse; this has been used to selectively kill newly dividing cells.

#Unit 13. Methods in Biology #Techniques to Analyse Cell Division, DNA Replication, Cell death & Apoptosis #Part B Pointers
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TLS Online TPP Program

#Id: 2757

#Unit 13. Methods in Biology

Linkers have the following two applications: creation of cohesive 'ends

on blunt~ended DNA fragments, and 


on fragments having unmatched or undefined sequences in their protruding ends. 
TLS Online TPP Program

#Id: 8394

#Unit 2. Cellular Organization

When the Ca2+ levels drop:
Myosin LC is dephosphorylated by MLC phosphatase, causing muscle relaxation.
TLS Online TPP Program

#Id: 8378

#Unit 2. Cellular Organization

The first myosin discovered
Myosin II, was isolated from skeletal muscle.
TLS Online TPP Program

#Id: 7811

#Unit 10. Ecological Principles

Regulate body temperature
Body temp remain constant
Heat (in) = heat (out)
Heat (in) = Metabolism + solar radiation
Heat (out) = Radiation + Convection + Conduction + Evaporate 
TLS Online TPP Program

#Id: 8315

#Unit 2. Cellular Organization

Actin can reversibly assemble into filaments that consist of two helices of actin subunits