In a Biology Lab Experiment,you and the Class Planted Seeds

question 2

Multiple Choice

In a biology lab experiment,you and the class planted seeds from eudicot and monocot plants in soil that had been sterilized,to remove nutrients.The seeds of each plant were still able to perform metabolism,enabling them to germinate and begin growing as seedlings.The structure that helped provide the nutrients is the

• A) endosperm.
• B) seed coat.
• C) spore coat.
• D) fruit.
• E) pollen grain.

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Definitions:

Suprachiasmatic Nucleus

A region in the brain, located in the hypothalamus, responsible for controlling circadian rhythms.

Biological Clock

An internal mechanism that regulates physiological processes on a roughly 24-hour cycle, influencing sleep, behavior, and metabolism.

Cataplexy

A sudden, brief loss of voluntary muscle tone triggered by strong emotions, often associated with narcolepsy.

Symptom

A physical or mental feature that indicates a condition or disease.