During photosynthesis, unused oxygen atoms form oxygen gas (o2) which is released as a waste product. how did these oxygen atoms originally enter the plant?

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Which is an example of a population?

What characteristic make legumes a good food source for food insecure populations