Which of the Following Scientists Was Part of a Pair

question 12

Multiple Choice

Which of the following scientists was part of a pair who first discovered that cellular reactions can be catalyzed by a ribozyme?

• A)Stanley Miller
• B)Francisco Redi
• C)John Tyndall
• D)Alexander Oparin
• E)Sidney Altman

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Definitions:

Quartet

In NMR spectroscopy, a signal pattern of four peaks indicating the splitting of a signal due to coupling with three equivalent protons.

Doublet

In spectroscopy, a pair of closely spaced energy levels or lines, often observed in the spectra of atoms and molecules.

Doublet

A pair of closely spaced lines or peaks observed in spectroscopy or other forms of analysis, indicating two related quantum states.

Singlet

In spectroscopy, a singlet represents a state in which all the electron spins are paired, leading to no magnetic spin multiplicity in the atomic or molecular orbital.