Describe Earth during Early Pracambian time and during late Pracambian time Describe one organism of each time ( early anf lale)

*will mark brainliest to first correct answer* photosynthesis led to increasing levels during the later proterozoic eon? a. oxygen b. water c. carbon dioxide d. none of the above

Which of the following claims does the author support the least

Which of the following statements about protists are true? a. they are typically found in moist environments. b. they are all unicellular. c. they have a nucleus. d. they are all multicellular.