In a field experiment, autotrophs are provided a 14C-labelled carbon compound for photosynthesis. Radioactivity (14C) levels were then monitored at regular intervals in all the trophic levels. In which ecosystem is the radioactivity likely to be detected in longer time at the higher trophic level?

TLS Online TPP Program

#Question id: 23672

#Unit 13. Methods in Biology

Restriction fragment length polymorphisms are the result of ________.

TLS Online TPP Program

#Question id: 23673

#Unit 13. Methods in Biology

Restriction fragment length polymorphisms refer to ________.

TLS Online TPP Program

#Question id: 23674

#Unit 13. Methods in Biology

Why is Taq polymerase used in PCR rather than DNA polymerases from other sources?

TLS Online TPP Program

#Question id: 23675

#Unit 13. Methods in Biology

After ten cycles of PCR, by approximately what factor will the number of DNA molecules in a sample be increased? Assume maximum efficiency.

TLS Online TPP Program

#Question id: 23676

#Unit 13. Methods in Biology

What is the purpose of the heating cycle during PCR?

TLS Online TPP Program

#Question id: 23677

#Unit 13. Methods in Biology

Which of the following is not an application of PCR?