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TLS Online TPP Program

#Question id: 1691

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

#XL - Q Biochemistry

  1. Native protein antigen plus major histocompatibility complex (MHC) molecule

  2. Processed (peptide) antigen plus MHC

  3. Processed peptide antigen

  4. Native antigen

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TLS Online TPP Program

#Question id: 3661

#XL - S Microbiology

______________ short fragment of DNA produced during replication of the lagging strand.
TLS Online TPP Program

#Question id: 3056

#XL - S Microbiology

Ten bacteria were inoculated into a rich medium. If at the end of ten hours the total number of cells is 10^4, then the number of elapsed generations and the generation time respectively is
TLS Online TPP Program

#Question id: 10530

#XL - Q Biochemistry

The transfer of a lipid molecule across a bilayer, a process termed:
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#Question id: 420

#XL - R Botany

The structure of NAD+ does not include:
TLS Online TPP Program

#Question id: 362

#XL - Q Biochemistry

A 0.01 M solution of a substance has a pH of 2. What can you conclude about this substance?