Answer to Question 1
Coile and Miller (1984) considered published research to investigate the claims of opponents to animal research and found that the claims of exposure to intense pain, starvation, and mutilation were not valid and were essentially nonexistent in psychological research.
In addition, Coile and Miller pointed out that experimental animals have produced useful treatments for such maladies as cancer and AIDS, and have helped us understand some aspects of the development of depression.
Answer to Question 2
Some people argue from a practical standpoint, saying that we don't learn very much about people from studying animals, so keeping animals confined to laboratories reduces the quality of the animals' lives and doesn't produce useful research results.
Other people argue from a moral standpoint, maintaining that we don't have the right to keep animals captive or to treat them inhumanely.
Animal Symmetry
Some organisms used as models in genetic research
Some organisms used as models in genetic research
Animal Cell Diagram
Keep your arms in front of your body as you work.
Where’s the Saturated Fat in Your Foods? Saturated fat is found in animal products, tropical oils