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TLS Online TPP Program

#Question id: 9249

Which of the following strategies would most rapidly increase the genetic diversity of a population in an extinction vortex?

#Unit 9. Diversity of Life Forms
  1. Establish a reserve that protects the population's habitat.
  2. Introduce new individuals transported from other populations of the same species.
  3. Sterilize the least fit individuals in the population.
  4. Control populations of the endangered population's predators and competitors.
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TLS Online TPP Program

#Question id: 1145

#Unit 4. Cell Communication and Cell Signaling

Phospholipase C is activated by:
TLS Online TPP Program

#Question id: 1396

#Unit 4. Cell Communication and Cell Signaling

Trks are:

a. endonucleases.        b. transmembrane receptors.   c. proteases.     d. protein kinases.      
TLS Online TPP Program

#Question id: 18800

#Unit 13. Methods in Biology

Propidium iodide-labeled cells can be identify cells within the populations are at each stage of the cell cycle. After passing through flow cytometer a graph is observed

In this double diploid cell are found at 
TLS Online TPP Program

#Question id: 12135

#Unit 10. Ecological Principles

Which of the following is an example of Batesian mimicry?
TLS Online TPP Program

#Question id: 34108

#Unit 2. Cellular Organization

What is order of steps to visualise Individual bands containing particular genes can be identified by in situ hybridization.
A. Target cells squashed on slide and freeze in dry ice
B. Wash with ethanol
C. Dip in agar solution
D. Denature DNA
E. Add radioactive probe
F. Wash off unreacted probe
G. Autoradiography