Help i have no idea what this is

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis.b. the primary role of microbes on the planet involves causing disease in animals and humans.c. microbes produce vitamins in the intestines.d. microbes play a role in breaking down waste and decomposing dead organisms.

Discuss the functions of epithelial connective nerviud and muscular tissues

What are two examples of conduction that we use everyday