Explain why viruses are not included in the biological classification system.

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

Explain how organisms could be harmed by high levels of salt from roadways?

What will happen if deforestation continue to destroy the green plant on the planet