TLS Online TPP Program

#Question id: 1739


Cross-linking of B-cell surface receptors:

#I Life Science/ Life Sciences Group – I-V
  1. Is a characteristic feature of thymus-dependent antigens

  2. Lowers the intracellular Ca2+ concentration

  3. Rapidly phosphorylates the Ig-α and Ig-β chains of the surface Ig receptor

  4. Requires contiguity of two B-cell epitopes of different specificity on the same antigen molecule

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TLS Online TPP Program

#Question id: 7702

#SCPH06 I Botany

If organisms A, B, and C belong to the same class but to different orders and if organisms C, D, and E belong to the same order but to different families, which of the following pairs of organisms would be expected to show the greatest degree of structural homology?

TLS Online TPP Program

#Question id: 7702

#SCPH28 | Zoology

If organisms A, B, and C belong to the same class but to different orders and if organisms C, D, and E belong to the same order but to different families, which of the following pairs of organisms would be expected to show the greatest degree of structural homology?

TLS Online TPP Program

#Question id: 7703

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

Carolus Linnaeus believed that species remained fixed in the form in which they had been created. Linnaeus would have been uncomfortable with ________.

TLS Online TPP Program

#Question id: 7703

#SCPH05 I Biotechnology

Carolus Linnaeus believed that species remained fixed in the form in which they had been created. Linnaeus would have been uncomfortable with ________.

TLS Online TPP Program

#Question id: 7703

#SCPH06 I Botany

Carolus Linnaeus believed that species remained fixed in the form in which they had been created. Linnaeus would have been uncomfortable with ________.

TLS Online TPP Program

#Question id: 7703

#SCPH28 | Zoology

Carolus Linnaeus believed that species remained fixed in the form in which they had been created. Linnaeus would have been uncomfortable with ________.