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#Question id: 1567


Which of the following cell types are responsible for initiating a secondary immune response?

#4. Cell Communication and Cell Signaling
  1. memory cells

  2. macrophages

  3. stem cells

  4. B cells


Answer:- Option(s): 1


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#Question id: 4129

#3. Fundamental Processes

Which of the following statements about the tRNA that normally accepts phenylalanine is false?  (mRNA codons for phenylalanine are UUU and UUC.)

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#Question id: 5338

#8. Inheritance Biology

Which one of the following is not true for a disease inherited as a sex-linked dominant in humans?

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#Question id: 19452

#13. Methods in Biology

Angle of aperture is best considered for achieving better resolution (D)

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#Question id: 19920

#13. Methods in Biology

Ag-Ab reactions are highly specific, in some cases antibody elicited by one antigen and with unrelated antigen also, Such two different antigens share an identical or very similar epitope then it consider 

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#Question id: 4581

#11. Evolution and Behavior

The Linnaeus classification system grouped organisms by ________.

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