If bacteria had not developed appendages, how would this affect human diseases

Which of the following is something every person can do plz asap apex

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.