The term electrophoresis describes the migration of a charged particle in medium (buffer/liquid) under the influence of an electric field.

TLS Online TPP Program

#Id: 2383

#Unit 3. Fundamental Processes

Prp22 helps the release of the mature mRNA from the spliceosome, makes splicing irreversible.

TLS Online TPP Program

#Id: 8963

#Unit 11. Evolution and Behavior

If the duplicate is redundant and does not provide a fitness benefit, it will be lost by deletion or the accumulation of loss of-function mutations.

A second fate is that a duplicate can simply retain its original function.

TLS Online TPP Program

#Id: 6167

#Unit 12. Applied Biology

The cry gene of B. thuringiensis produces a protein, which forms crystalline inclusions in the bacterial spores. These crystal proteins are responsible for the insecticidal activities of the bacterial strains.

TLS Online TPP Program

#Id: 10117

#Unit 6. System Physiology – Plant

Auxins in biological samples can be determined by bioassay, mass spectrometry, or enzyme-linked immunosorbent assay (ELISA).

The Avena coleoptile curvature assay is a sensitive measure of auxin activity (it is effective for IAA concentrations of about 0.02 to 0.2 mg L–1).

TLS Online TPP Program

#Id: 9083

#Unit 4. Cell Communication and Cell Signaling

Cholera toxin, secreted by Vibrio cholerae in the intestine of an infected person, is a heterodimeric protein (AB).