Which Example of an Evolutionary Adaptation Decreases Herbivory

question 42

Multiple Choice

Which example of an evolutionary adaptation decreases herbivory?

• A) Plants of the milkweed family produce a toxin that Monarch butterflies can store in their bodies.
• B) Corn plants attacked by herbivores release an airborne chemical that turns on defensive genes in nearby corn plants.
• C) Caterpillars that feed on plants tend to be green.
• D) Damaged, partially eaten leaves can seal off the damaged area by hardening cell walls.

---

Definitions:

Erectile Disorders

Difficulty with erections during partnered sexual activity.

Reflex Erections

Involuntary erections that occur in response to physical stimulation or psychological factors, independent of sexual desire.

Spontaneous Erections

Unplanned and involuntary erections of the penis that can occur without sexual arousal.

Sexual Aversion

A psychological disorder characterized by a persistent or recurrent extreme aversion to, and avoidance of, all or almost all, genital sexual contact with a sexual partner.