Which of the following is included in Marshall Hall's tenets for animal testing?

Question

The animal most closely related to humans should be used for every test.

Observation should be used first, and animal testing should only follow if essential information will result.

Suffering or discomfort of animals should be of minor consideration.

Several objectives should be tested at once.

Answer 1

The tenet included in Marshall Hall's principles for animal testing is:

Observation should be used first, and animal testing should only follow if essential information will result.

Marshall Hall advocated for a humane approach to animal experimentation and emphasized the importance of using observations and alternatives before resorting to animal testing.