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TLS Online TPP Program

#Question id: 8787

Which of the following statements is accurate, at least according to our present knowledge?

#Unit 9. Diversity of Life Forms
  1. Eukaryotes acquired nuclear genes only in the distant past; these genes can allow survival in anaerobic environments.
  2. Genes from prokaryotes have been acquired by some eukaryotes; these genes can allow survival in extreme environments.
  3. Prokaryotes acquired genes from eukaryotes many times; these genes can allow survival in extreme environments.

  4. Prokaryotes acquired genes from fungi; these genes can allow the digestion of cellulose.

     

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TLS Online TPP Program

#Question id: 23234

#Unit 2. Cellular Organization

Which is the main component of bacteria that makes it pathogenic?
TLS Online TPP Program

#Question id: 15002

#Unit 8. Inheritance Biology

If you performed a dihybrid cross and found that your results were significantly different from the 9:3:3:1 ratio, what would you suspect?
TLS Online TPP Program

#Question id: 5250

#Unit 8. Inheritance Biology

A researcher would like to map the location of galE and trpA genes in a new species of bacterium that appears to be closely related to E. coli. He decides to use cotransduction, and generatesnappropriate donor and recipient strains. He is disappointed when cotransduction is not seen in his experiement. What is the most reasonable explanation for this situation?
TLS Online TPP Program

#Question id: 17261

#Unit 7. System Physiology – Animal

In what stage of the General Adaptation Syndrome does your heart rate and blood pressure increase? 
TLS Online TPP Program

#Question id: 19789

#Unit 13. Methods in Biology

How to determine the size of PCR product?