Weegy: Salamanders belong to the order Caudata. User: Which of the following is a change that occurs during amphibian metamorphosis? a. skin becomes thick and porous c. three-chambered heart b. heat is obtained from internal sources d. ears develop (More)

Weegy: Sensory receptors that are sensitive to chemicals are found in the nose and taste buds. (More)

Weegy: Opioids are narcotic analgesics. (More)

Weegy: The difference between monotremes and placentals is monotremes are the only mammals that lay eggs. (More)

Weegy: Breathing is such an important function that your nervous system will not let you have complete control over it. (More)