What are the molecules mediating signal transduction following antigen binding to cell surface immunoglobulin on a B-cell called?

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#Question id: 2025

#Unit 4. Cell Communication and Cell Signaling

The MHC molecules are encoded by specific genes. Which of the following is an incorrect statement regarding MHC genes:

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#Question id: 8292

#Unit 9. Diversity of Life Forms

Some molecular data place the giant panda in the bear family (Ursidae) but place the lesser panda in the raccoon family (Procyonidae). If the molecular data best reflect the evolutionary history of these two groups, then the morphological similarities of these two species is most likely due to ________.

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#Question id: 23574

#Unit 8. Inheritance Biology

Which of the following are played an important role in the evolution of human chromosomes?

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#Question id: 7026

#Unit 5. Developmental Biology

humans with homozygous mutant alleles of HOXA13  have:

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#Question id: 29427

#Unit 6. System Physiology – Plant

Which of the following enzyme elicits a conformational change of rubisco that reduces its binding affinity for sugar phosphates in presence of light