One is the presence of villi and microvilli in the small intestines
that increase the surface area for which food is absorbed. Second is the presence
of goblet cells that secrete mucus to prevent self-digestion of the
tract lining. Another is the specialized enzymes in different regions of the digestive tract
that specialize in digesting particular foods.
Answer:
I think that the answer might be C. Gravity and Friction
Answer:
It's either a or b
Explanation:
I'm not sure which of those it would be but I hope it helps some!
Answer:
Germs can be spread many ways, including three types of transmission (or passing of germs):
Direct,
Indirect
Airborne.
Direct transmission means person-to-person contact occurs, and the germs are passed that way. Indirect means that someone spread germs onto an object and when the next person touched that object, the germs spread.
Explanation: