In the ABA-Induced Closing of Stomata, the Following Ion Fluxes

question 45

Multiple Choice

In the ABA-induced closing of stomata, the following ion fluxes occur across guard cell plasma membranes: first calcium ions flow ______, then anions flow ______, and finally potassium ions flow ______.

• A)in; out; out
• B)in; in; in
• C)out; in; out
• D)out; out; in
• E)out; out; out

---

Definitions:

Thalamus

A critical brain structure that acts as a relay station, channeling sensory and motor signals to the cerebral cortex, and regulates consciousness and sleep.

Limbic System

A complex system of nerves and networks in the brain, involved in various emotions and drives.

Limbic System

A complex system of nerves and networks in the brain, involved with instinct and mood control, and the processing of emotions and memories.

Front Door

The main entrance door to a building or home, often serving as a point of first impression.