The volatile compound trans-cyclooctene is a strong competitive inhibitor of ethylene binding; trans-cyclooctene is thought to act by competing with ethylene for binding to the receptor. A novel inhibitor, 1-methylcyclopropene (MCP), was recently found that binds almost irreversibly to the ethylene receptor

TLS Online TPP Program

#Id: 975

#Unit 5. Developmental Biology

Noggin binds to BMP4 and BMP2 and inhibits their binding to receptors

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#Id: 3991

#Unit 7. System Physiology – Animal

Phase 2 (plateau), calcium channels open and fast potassium channels close.

TLS Online TPP Program

#Id: 910

#Unit 13. Methods in Biology

Diphenyltetrazolium bromide, a yellow tetrazole is reduced by metabolically active cells to form insoluble, purple formazan dye crystals detected at 570nm

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#Id: 4751

#Unit 5. Developmental Biology

C. elegans demonstrates both the conditional and autonomous modes of cell specification. 

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#Id: 1990

#Unit 3. Fundamental Processes

The sequence AAUAAA (hexamer) is a signal for cleavage to generate a 3’ end of mRNA that is polyadenylated.