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TLS Online TPP Program

#Question id: 2046

High responder ‘Biozzi’ mice:

#XL - S Microbiology

  1. Phagocytose carbon particles faster than low responders

  2. Were obtained by breeding wild mice through five generations, selectively mating the high responders each time

  3. Produce high titer antibodies to a variety of antigens 

  4. Produce high titer antibodies to only a very restricted number of antigens

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TLS Online TPP Program

#Question id: 155

#XL - T Zoology

Which amino acids are linked in phenylalanylglycine?
TLS Online TPP Program

#Question id: 156

#XL - T Zoology

What is the N-terminal for the pentapeptide Val-Ile-Glu-Arg-Tyr?
TLS Online TPP Program

#Question id: 158

#XL - T Zoology

At the isoelectric pH of a tetrapeptide:
TLS Online TPP Program

#Question id: 159

#XL - T Zoology

The chirality of an amino acid results from the fact that its alpha carbon:
TLS Online TPP Program

#Question id: 160

#XL - T Zoology

Of the 20 standard amino acids, only ___________ is not optically active.  The reason is that its side chain ___________.
TLS Online TPP Program

#Question id: 161

#XL - T Zoology

Two amino acids of the standard 20 contain sulfur atoms.  They are: