The Scientific Method Involves Formulating a Tentative Explanation, Called the Hypothesis

question 37

True/False

The scientific method involves formulating a tentative explanation, called the hypothesis, to account for what has been observed or measured.

Describe the process and importance of signaling in plant defense responses.

Understand the role of pathogen Avr genes in eliciting plant defense responses.

Recognize the role of secondary metabolites in plant defense against herbivory.

Explain the importance of physical barriers and hypersensitive responses in plant defense.

---

Definitions:

Fight-or-Flight Response

A physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival, initiating rapid bodily changes for emergency action.

Sympathetic

Pertaining to the part of the autonomic nervous system that typically prepares the body for action by accelerating the heart rate, constricting blood vessels, and raising blood pressure.

Parasympathetic

Part of the autonomic nervous system responsible for conserving energy and restoring the body to a state of calm.

Parasympathetic

Part of the autonomic nervous system responsible for conserving energy and slowing down the heart rate.