If it were possible to conduct sophisticated microscopic and chemical analyses of microfossils found in 3.2-billion-year-old stromatolites, then within such microfossils, one should be surprised to observe evidence of:

I. double-stranded DNA

II. a nuclear envelope

III. a nucleoid

IV. a nucleolus

V. nucleic acids

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?

TLS Online TPP Program

#Question id: 23871

#Unit 13. Methods in Biology

Gene therapy

TLS Online TPP Program

#Question id: 23872

#Unit 13. Methods in Biology

Genetic engineering is being used by the pharmaceutical industry. Which of the following is not currently one of the uses?

TLS Online TPP Program

#Question id: 23873

#Unit 13. Methods in Biology

Genetically engineered plants

TLS Online TPP Program

#Question id: 23874

#Unit 13. Methods in Biology

Scientists developed a set of guidelines to address the safety of DNA technology. Which of the following is one of the adopted safety measures?