Nonselective cation channels open in response to binding of the second messenger cGMP (cGMP-gated channels)

TLS Online TPP Program

#Id: 789

#Unit 3. Fundamental Processes

Rho factor is an essential protein in E. coli that causes transcription termination, accounts for almost half of E. coli terminators.

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#Id: 2798

#Unit 13. Methods in Biology

The precise relationship between the three factors and plate height is expressed by the van Deemter equation which is

where ux is the flow rate of the eluent and

A, B and C are constants for a particular column and stationary phase relating to multiple paths, longitudinal diffusion and equilibration time respectively

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#Id: 7444

#Unit 5. Developmental Biology

gp 80 – form tight aggregate

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#Id: 1901

#Unit 4. Cell Communication and Cell Signaling

Regulation of TH1 and TH2 subset differentiation

TLS Online TPP Program

#Id: 9122

#Unit 10. Ecological Principles

One organism feeds on another but does not normally kill it.