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TLS Online TPP Program

#Question id: 1109

What role do phosphatases play in signal transduction pathways?

#SCPH28 | Zoology

  1. They transfer a phosphate group from one protein in the pathway to the next molecule in the series.

  2. They activate protein kinases by phosphorylation.

  3. They amplify the second messenger cAMP.

  4. They inactivate protein kinases to turn off signal transduction.

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TLS Online TPP Program

#Question id: 8894

#SCPH28 | Zoology

Which of the following is a shared characteristic of all chordates?
TLS Online TPP Program

#Question id: 8895

#SCPH06 I Botany

What is one characteristic that separates chordates from all other animals?
TLS Online TPP Program

#Question id: 8895

#SCPH28 | Zoology

What is one characteristic that separates chordates from all other animals?
TLS Online TPP Program

#Question id: 8896

#SCPH06 I Botany

Chordate pharyngeal slits appear to have functioned first as
TLS Online TPP Program

#Question id: 8896

#SCPH28 | Zoology

Chordate pharyngeal slits appear to have functioned first as
TLS Online TPP Program

#Question id: 8897

#SCPH06 I Botany

Which of the following statements would be least acceptable to most zoologists?