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TLS Online TPP Program

#Question id: 8922

Which statement is most consistent with the hypothesis that the Cambrian explosion was caused by the rise of predator-prey relationships?

#9. Diversity of Life Forms
  1. increased incidence of worm burrows in the fossil record
  2. increased incidence of hard parts in the fossil record
  3. increased incidence of organic material in the fossil record
  4. increased incidence of fern galls in the fossil record
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TLS Online TPP Program

#Question id: 4941

#11. Evolution and Behavior

Which of the factors below weaken the hypothesis of abiotic synthesis of organic monomers in early Earthʹs atmosphere?

1.  the relatively short time between intense meteor bombardment and appearance of the first life forms

2.  the lack of experimental evidence that organic monomers can form by abiotic synthesis

3.  Uncertainty about which gases comprised early Earthʹs atmosphere
TLS Online TPP Program

#Question id: 11407

#10. Ecological Principles

Which of the following is incorrect statement?
TLS Online TPP Program

#Question id: 23147

#13. Methods in Biology

In fluorescence microscopy why the fluorescence occurs at longer wavelength when there shorter   wavelength of light is applied?
TLS Online TPP Program

#Question id: 4570

#11. Evolution and Behavior

Which pair would probably have agreed with the process that is depicted by this tree?
TLS Online TPP Program

#Question id: 10287

#6. System Physiology – Plant

Glyceraldehyde 3-phosphate dehydrogenase avtive site contain