Over distances waves transport a. energy b. liquids c. gases d. solids

Which of the four major uses is predicted to change the least by 2020?

Which of the following claims does the author support the least

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.