The animal often used to model human body systems is the pig. To determine the correct answer, you can look for information on animal models commonly used in medical and scientific research. Pigs, specifically domestic pigs (Sus scrofa domesticus), are frequently utilized due to their anatomical and physiological similarities to humans. They have comparable organ systems, body size, and metabolic rates, making them useful for studying various aspects of human biology and developing new treatments or therapies.
