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TLS Online TPP Program

#Question id: 27152

Which of the following receptors is not a signalling receptor?

#Unit 4. Cell Communication and Cell Signaling
  1. Cytokine receptor
  2. Chemokine receptor
  3. T-cell receptor
  4. LDL receptor
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TLS Online TPP Program

#Question id: 2372

#Unit 2. Cellular Organization

The principal component of the cell wall is
TLS Online TPP Program

#Question id: 23158

#Unit 13. Methods in Biology

You have purified protein X and injected into an animal so that over a period of weeks, the animal will mount an immune response and make antibodies to protein X. By which technique these generated antibodies can be extracted from blood serum.
TLS Online TPP Program

#Question id: 13188

#Unit 10. Ecological Principles

The following figure is a model of seedling establishment as a function of distance from a parent tree. Initial seed density measures the number of seeds falling to the ground. Seed survivorship measures the proportion of seeds that survive to the adult stage at each distance


Which of the following factors is most likely to generate the seed survivorship curve shown? 
TLS Online TPP Program

#Question id: 8856

#Unit 9. Diversity of Life Forms

Which of these can be observed in the mesohyl of various undisturbed sponges at one time or another?

1. amoebocytes

2. spicules

3. spongin

4. zygotes

5. choanocytes
TLS Online TPP Program

#Question id: 11409

#Unit 10. Ecological Principles

Species characteristics that make them less prone to extinction are listed below:

A. Narrow niche and specialized

B. High dispersal power

C. High trophic status

D. Long life span

Which of the following is the correct combination?