Examine the Diagram Below of a Root Tip

question 19

Multiple Choice

Examine the diagram below of a root tip. Which letter in the diagram indicates the zone of cell division?

• A)A
• B)B
• C)C

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Definitions:

Insulin

A hormone produced by the pancreas that regulates blood sugar levels.

Serotonin

A neurotransmitter in the brain associated with regulating mood, anxiety, and happiness.

Epinephrine

A hormone and neurotransmitter also known as adrenaline, involved in the body's fight-or-flight response, increasing heart rate, and dilating airways.

Systolic Blood Pressure

The pressure in the arteries when the heart beats and fills them with blood.