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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?

#Unit 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: 21015

#Unit 12. Applied Biology

Acetic acid fermentation from ethanol is best carried out with the species of____
TLS Online TPP Program

#Question id: 1506

#Unit 4. Cell Communication and Cell Signaling

An oncogene codes for a growth factor receptor that is constitutively active. Of the following statements about a culture of cells expressing this gene, which would you expect to be true?
TLS Online TPP Program

#Question id: 11398

#Unit 9. Diversity of Life Forms

Assuming that each of these possesses a cell wall, which prokaryotes should be expected to be most strongly resistant to plasmolysis in hypertonic environments?
TLS Online TPP Program

#Question id: 18738

#Unit 13. Methods in Biology

what do we mean by housekeeping genes?
TLS Online TPP Program

#Question id: 6618

#General Aptitude

101 103 107 109 113

114 (A) (B) (C) (D) what will be come on place (A)?