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#Question id: 1566


Histamines trigger dilation of nearby blood vessels, and increase in their permeability. Which of the signs of inflammation are therefore associated with histamine release?

#SCPH05 I Biotechnology
  1. redness and heat only

  2. swelling only

  3. pain

  4. redness, heat, and swelling


Answer:- Option(s): 4


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#Question id: 2103

#SCPH01 Biochemistry

When a plant cell, such as one from a tulip leaf, is submerged in a hypertonic solution, what is likely to occur?

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#Question id: 50

#SCPH01 Biochemistry

The enzyme fumarase catalyzes the reverse hydration of fumaric acid to l-malate, but it will not catalyze the hydration of maleic acid, the cis isomer of fumaric acid. This is an example of:

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#Question id: 4305

#SCPH01 Biochemistry

Which of the following molecules is a protein produced by a regulatory gene?

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#Question id: 3892

#SCPH05 I Biotechnology

The DNA binding motif for many prokaryotic regulatory proteins, such as the lac repressor, is:

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#Question id: 4344

#SCPH01 Biochemistry

How does the transcription of structural genes in an inducible operon occur?

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