Answer:
Physical contact
Explanation:
Mostly through phsyical contact. Hugging, shaking hands, kissing, etc..
Touching raw foods and then touching objects without washing your hand. Then someone comes along and touches that door knob and touches their face
Friends, parents, wife/husband, siblings, teachers.
Answer:
breathing is the process of inhaling oxygen n exhaling carbon dioxide
brainliest plzz
Answer:
When S mutans, lactobacilli, and other plaque species were compared in vitro for their ability to ferment sucrose at different pH values, S mutans was found to be more active than the other bacteria at pH 5.0, and thus, it is probably most active in vivo at the very pH at which the teeth begin to demineralize.