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TLS Online TPP Program

#Question id: 11350

Which of the following adaptations has been exploited by at least one kind of parasite to circumvent the immune system of its host?

#Unit 10. Ecological Principles
  1. Suppressing the host's immune system
  2. Producing surface proteins that mimic the host's own proteins
  3. Continually coating their surfaces with novel proteins
  4. All of the above
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TLS Online TPP Program

#Question id: 145

#Unit 1. Molecules and their Interaction Relevant to Biology

The pKaʹs of isoleucineʹs α-Carboxyl group and α-Amino group are 2.3 and 9.8, respectively. Calculate the isoelectric point.
TLS Online TPP Program

#Question id: 441

#Unit 1. Molecules and their Interaction Relevant to Biology

ATP is classified as an energy-rich compound because
TLS Online TPP Program

#Question id: 28345

#Unit 5. Developmental Biology

Gurken binds to Torpedo, the terminal follicle cells differentiate into posterior follicle cells and activates kinases in the egg, these kinase are___
TLS Online TPP Program

#Question id: 12153

#Unit 10. Ecological Principles

Which of the following is not a resource? 
TLS Online TPP Program

#Question id: 14841

#Unit 5. Developmental Biology

How cells became different from one another during embryonic development?