What is the structure recognized by the αβ T-cell receptor on the cell surface of an antigen-presenting cell?

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#Question id: 2112

#XL - S Microbiology

According to the fluid mosaic model, a membrane:

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#Question id: 20098

#XL - P Chemistry

When Fe (s) is dissolved in aqueous HCl in a closed vessel the work done is  

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#Question id: 1083

#XL - Q Biochemistry

 When a neuron responds to a particular neurotransmitter by opening gated ion channels, the neurotransmitter is serving as which part of the signal pathway?

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#Question id: 6964

#XL - T Zoology

If embryos are disaggregated with chemicals or proteases, and the individual cells are mixed together in culture, what will happen?

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#Question id: 3052

#XL - S Microbiology

How many average CFU will form on petriplate if 0.1ml sample plating from 104 diluted sample (original sample contain 3x10^7 bacteria per ml)