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#Question id: 1961


Which action below is affected by an antihistamine?

#Section 2: General Biology
  1. blood vessel dilation

  2. phagocytosis of antigens

  3. MHC presentation by macrophages

  4. the secondary immune response


Answer:- Option(s): 1


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#Question id: 11531

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Auxin bioassays are used to detect____

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#Question id: 1844

#Section 2: General Biology

Which of the following diseases has been completely eradicated worldwide?

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#Question id: 1430

#Section 3: Genetics, Cellular and Molecular Biology

2-hydroxyglutarate is produced in cancer cells:

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#Question id: 1124

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following is (are) intracellular second messengers?

a. Ca2+                        b. cAMP          c. epinephrine             

d. protein kinase A      e. protein kinase C

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#Question id: 2283

#Section 3: Genetics, Cellular and Molecular Biology

Most cells are very small. A typical eukaryotic cell, both plant and animal, will occur in which of the following size ranges?

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