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TLS Online TPP Program

#Question id: 2571

While examining a rock surface, you have discovered an interesting new organism. Which of the following criteria will allow you to classify the organism as belonging to Bacteria but not Archaea or Eukarya?

#Unit 2. Cellular Organization

  1. Cell walls are made primarily of peptidoglycan.

  2. The organism does not have a nucleus.

  3. The lipids in its plasma membrane consist of glycerol bonded to straight-chain fatty acids.

  4. It can survive at a temperature over 100°C.

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TLS Online TPP Program

#Question id: 23865

#Unit 13. Methods in Biology

Reproductive cloning of human embryos is generally considered unethical. However, on the subject of therapeutic cloning there is a wider divergence of opinion. Which of the following is a likely explanation?
TLS Online TPP Program

#Question id: 23866

#Unit 13. Methods in Biology

Which of the following is true of embryonic stem cells but not of adult stem cells?
TLS Online TPP Program

#Question id: 23867

#Unit 13. Methods in Biology

A researcher is using adult stem cells and comparing them to other adult cells from the same tissue. Which of the following is a likely finding?
TLS Online TPP Program

#Question id: 23868

#Unit 13. Methods in Biology

Which of the following statements is consistent with the results?
TLS Online TPP Program

#Question id: 23869

#Unit 13. Methods in Biology

Which of the following statements is most likely true?
TLS Online TPP Program

#Question id: 23870

#Unit 13. Methods in Biology

Which of the following are probably siblings?