Which kingdom is completely composed of unicellular organisms that are prokaryotic? a) eubacteria b) fungi eliminate c) plant d) protist

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

The transport tubes for food coming down the plants are called?

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?