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#Question id: 1736


Lipopolysaccharide (LPS) from Gram-negative bacteria is:

#I Life Science/ Life Sciences Group – I-V
  1. A thymus-dependent antigen

  2. A type 2 thymus-independent antigen

  3. A polyclonal activator of murine B-cells

  4. Cross-links Ig receptors on B-cells


Answer:- Option(s): 3


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#Question id: 2284

#SCPH01 Biochemistry

Because they have chloroplasts for energy production, plant cells

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#Question id: 349

#SCPH05 I Biotechnology

Increased atmospheric CO2 concentrations might have what effect on seawater?

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#Question id: 11020

#I Life Science/ Life Sciences Group – I-V

Circus movements in the ventricle can lead to ventricular fibrillation. Which of the following conditions in the ventricular muscle will increase the tendency for circus movements?

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#Question id: 5230

#SCPH28 | Zoology

Homeotic genes

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#Question id: 16489

#SCPH01 Biochemistry

The beginning of animal tissue culture can be traced when Arnold showed that 

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