While Touring a Farm, the Farmer Tells You That She

question 12

Multiple Choice

While touring a farm, the farmer tells you that she uses cytokinin to increase crop productivity.But, from biology class you know that cytokinin alone has no effect on parenchyma cells.What other substance is the farmer most likely using in conjunction with cytokinin?

• A)auxin
• B)abscisic acid
• C)strigolactones
• D)ethylene

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Definitions:

Bending Vibrations

Oscillations of atoms in a molecule about their equilibrium positions that change the angle between them without altering the molecule's bond lengths.

Spectrum

A range of values or conditions, often specifically pertaining to the distribution of energy emitted or absorbed by a substance, visible in bands of colors or intensities.

IR Spectroscopy

A technique used in analytical chemistry to identify molecular structure through the absorption of infrared radiation by molecules, leading to vibrational and rotational changes.

Electronegativity

A measure of the tendency of an atom to attract a bonding pair of electrons towards itself in a molecule.