Which of the Following Statements About Fruit Ripening Is an Example

question 37

Multiple Choice

Which of the following statements about fruit ripening is an example of positive feedback?

• A) Chemical signals increase enzymatic activity in fruit to convert sugars into starches, thicken pulp, and maintain color in the fruit.
• B) Once seeds reach maturity, chemical signals block enzymatic steps that normally convert sugars into starches, and sugars accumulate from photosynthetic activity within the fruit.
• C) Chemical signals stimulate enzymatic activities that convert starches into sugars, soften fruit pulp, and produce more chemical signals.
• D) Chemical signals shut down enzymatic activities that convert starches into sugars, soften fruit pulp, and color change of fruit.

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Definitions:

Greeks

Refers to the citizens of Greece, their culture, or the ancient inhabitants known for their contributions to art, philosophy, and science.

Electricity

A form of energy resulting from the existence of charged particles such as electrons or protons, manifesting as an attraction or repulsion between those particles.

Total impedance

The overall resistance to the flow of alternating current, combining the effects of resistances, inductive reactance, and capacitive reactance in a circuit.

Applied voltage

The external voltage applied across a component or circuit, causing electric current to pass through it.