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TLS Online TPP Program

#Question id: 1735

In the immunological synapse:

#XL - Q Biochemistry

  1. The acetylcholine receptor in expressed on the T-cell

  2. Production of substance P by the antigen-presenting cell is a key event

  3. The initial interaction between TCR and MHC is unstable

  4. Adhesion molecule pairs eventually move to the center of the synapse

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TLS Online TPP Program

#Question id: 11479

#XL - T Zoology

Tastes and smells are distinct kinds of environmental information where ________.
TLS Online TPP Program

#Question id: 4186

#XL - T Zoology

What statement is not true about the Shine-Dalgarno sequence?
TLS Online TPP Program

#Question id: 365

#XL - S Microbiology

Water is a polar molecule: the oxygen atom with its unshared electrons carries a partial negative charge (δ−) of ___________, and the hydrogen atoms each carry a partial positive charge (δ+) of __________, where e is the charge of the electron.
TLS Online TPP Program

#Question id: 14922

#XL - T Zoology

Which is an example of a study that might be done by a transmission geneticist?
TLS Online TPP Program

#Question id: 8291

#XL - T Zoology

Which of the following pairs are the best examples of homologous structures?