For a Certain Reaction of the General Form AA →

question 7

Multiple Choice

For a certain reaction of the general form aA → products,a plot of the experimental data of 1/[A] versus time is linear.What is the reaction order with respect to the reactant (A) ?

• A) Second-order
• B) First-order
• C) Zero-order
• D) Third-order
• E) Fourth

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Definitions:

Phototropin

A protein that acts as a blue-light receptor, causing phototropic responses in plants towards light sources.

Phototropic Response

the growth or movement of a plant organ toward or away from light, as a response to its direction.

Phytochrome

A blue-green, proteinaceous pigment involved in a wide variety of physiological responses to light; occurs in two interconvertible forms, Pr (red-absorbing phytochrome) and Pfr (far-red-absorbing phytochrome).

Bolting

The production of a tall flower stalk by a plant that grows vegetatively as a rosette (growth habit with a short stem and a circular cluster of leaves).