Scientistscanlearnaboutmanbystudyinganimals,suchasmice...
问题详情: Scientistscanlearnaboutmanbystudyinganimals,suchasmice,ratsandmonkeys.Thescientistsinalaboratoryareexperimentingonmiceandtheyarestudyingtherelationshipbetweendietandhealth.Inthisexperiment,t...