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#Question id: 1820


Which of the following statements is TRUE of histamine?

#Section 2: General Biology
  1. Histamine has no effect on the permeability of venules

  2. Histamine constricts arterioles

  3. Histamine upregulates adhesion molecules on vascular endothelium

  4. Histamine upregulates IL-8


Answer:- Option(s): 3


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#Question id: 14292

#Section 5: Bioprocess Engineering and Process Biotechnology

Consider the scale up of a fermentation from a 10L to 10000L while maintaining geometric similarity. Agitation speed was maintained at 500 rpm in the 10L fermenter. If scale up is done based on constant tip speed, then the agitation speed in the larger reactor should be 
rpm. 

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#Question id: 3733

#Section 3: Genetics, Cellular and Molecular Biology

The sequence of genes and proteins used in the initiation and termination of DNA replication is

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#Question id: 24088

#Section 5: Bioprocess Engineering and Process Biotechnology

The half-life (t1/2) of a first-order reaction is 0.950 s. What is the rate constant?

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#Question id: 65

#Section 2: General Biology

Identify which of the following pair is enantiomers, diastereomers or meso compounds.

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#Question id: 14369

#Section 1: Engineering Mathematics

If the value of the determinant

  

then the value of


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