True or False: A germ can enter the body through the skin?
Topics:Health and Diseases Source of Food Mutations Nutrition Stress Health and Hygiene Name that Pathogen Personal Growth Plan Vaccines PHE Healthy Lifestyle EM Spectrum Viruses and Prions Health & Wellness Vocabulary Skeletal System Vocabulary Environment
Other quiz: Musculoskeletal System
Why are muscles in antagonistic pairs?
A. Muscles can only push
B. Muscles can only pull