If a Plant Stem Is Exposed to Sunlight Only on Its

question 87

Multiple Choice

If a plant stem is exposed to sunlight only on its right side, what happens and why?

• A)The stem will bend to the right, as auxin collects on the LEFT side of the plant, causing cells to elongate.
• B)The stem will bend to the right, as auxin collects on the RIGHT side of the plant, inhibiting cell elongation.
• C)The stem will bend to the left, as auxin collects on the RIGHT side, causing cells to elongate.
• D)The stem will bend to the right, as statoliths collect on the LEFT side of the plant, causing cells to elongate.
• E)The stem will bend to the left, as statoliths collect on the RIGHT side of the plant, causing cell elongation.

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Definitions:

Homeostasis

The process by which a living organism or cell maintains a stable internal environment despite changes in the external environment.

Shiver

An involuntary response to cold or fear, producing rapid, rhythmic muscle contractions to generate heat.

Hiking

A recreational activity that involves walking in nature, often on trails or paths.

Myosin Phosphatase

An enzyme that dephosphorylates myosin light chains, which plays a crucial role in muscle relaxation and cell motility.