You May Have Observed Plants Rotate Towards a Light Source

question 43

Multiple Choice

You may have observed plants rotate towards a light source, thereby increasing the plant's ability to intercept light energy and increase photosynthesis. You, however, are given the task of preventing grass seedlings from rotating toward the light. Using your knowledge of phototropism, which of the following experimental procedures would you use to complete your task?

• A) Cover the growing tip of the grass seedling with black paper.
• B) Supply the seedlings with very dim light (red light does not induce a bend).
• C) Cover the portion of the seedling below the tip with a black shield.
• D) Supply the seedling with nutrient-rich fertilizer solution.

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Definitions:

Medical Lawsuits

Medical lawsuits involve legal actions taken against medical practitioners or healthcare organizations due to negligence, malpractice, or failure to provide the expected standard of care.

Allocative Inefficiency

A situation where resources are not allocated in the most efficient manner, leading to a loss in potential economic welfare or output.

Managed-Care Systems

Health care delivery systems designed to manage cost, utilization, and quality, often using a network of doctors and providers to ensure care is delivered efficiently.

Copayment

A fixed amount paid by a patient for receiving a medical service, with the remainder covered by their health insurance.