Question

many mammals, such as dogs and cats, release ________, which can stimulate a behavioral response in another mammal of the same species.
a. hormones
b. testosterone
c. pheromones
d. androstenone

please select the best answer from the choices provided

a
b
c
d

Explanation:

Identify the chemical signal released externally to trigger behavioral responses in the same species

Pheromones are chemical substances produced and released into the environment by an animal, affecting the behavior or physiology of others of its species.

Compare with other options

• Hormones and testosterone act internally within an organism's body.
• Androstenone is a specific type of pheromone, but the question asks for the general class of substances released by many mammals (such as dogs and cats) to stimulate behavioral responses in others of the same species.

Answer:

• (A) hormones
• (B) testosterone
• (C) pheromones (Correct answer)
• (D) androstenone