... to learn how the body works. They would observe the beating heart and the swallowing movements made by pigs drinking colored water. For centuries this practice continued as scientists continued to gain more knowledge about the biology of the animal. It helped them to learn new surgical procedures. "As this knowledge grew, new scientific disciplines were born. First, physiology and pharmacology, and ... the public is not educated on what goes on when animals are being experimented on. Companies such as proctor and gamble who make laundry detergents (tide) and shampoo and conditioner test...

• Word Count: 1147
• Approx Pages: 5
• Grade Level: High School