Which of These Was Not Derived from an Ancestral Alpha

question 19

Multiple Choice

Which of these was not derived from an ancestral alpha proteobacterium?

• A)chloroplast
• B)mitochondrion
• C)hydrogenosome
• D)mitosome
• E)kinetoplast

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Definitions:

C-13 NMR

A type of nuclear magnetic resonance spectroscopy that focuses on the detection of carbon-13 isotopes to determine the structure of organic compounds.

Off Resonance Splitting

A phenomenon in NMR spectroscopy where the splitting of signal occurs away from the resonance frequency due to interactions with neighboring atoms.

H-NMR Spectra

The set of signals obtained in hydrogen-1 nuclear magnetic resonance spectroscopy, which provides information on the molecular structure, especially about the environment of hydrogen atoms in a compound.

Quintet

A term often used in NMR spectroscopy to describe a signal pattern consisting of five peaks, indicative of the surrounding nuclear environment in molecules.