Practice Questions

TLS Online TPP Program

#Question id: 4948

RNA molecules can both carry genetic information and be catalytic. This supports the proposal that

#SCPH06 I Botany

RNA was the first hereditary information.
protobionts had an RNA membrane.
RNA could make energy.
free nucleotides would not have been necessary ingredients in the synthesis of new RNA molecules.

More Questions

#Question id: 5526

#SCPH28 | Zoology

The allantois

#Question id: 351

#SCPH28 | Zoology

If the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8, then the concentration of H+ ions ________.

#Question id: 15703

#SCPH01 Biochemistry

#Question id: 333

#SCPH05 I Biotechnology

Which of the following feature of RNA adds to its propensity to form double-helical structure?

#Question id: 11922

#SCPH28 | Zoology