The largest ecosystem on the earth comprises:

an entire continent

the oceans

the biosphere

the atmosphere

all the earth's land surface

Smooth muscle tone is maintained by which substance? ATP ACH Calcium Extracellular Fluid

What is the best course of action when a food handler has questions about how to properly wash their hands?

If one species in a community dies out moves, the community will

How does biodiversity affect the stability of an ecosystem

Which of the following is likely NOT a common feature shared among all living organisms? All living organisms share a common set of biological molecules. All living organisms maintain some level of homeostasis.

Approximately 40 of fatal highway crashes are alcohol-related. a. true b. false

Which is the correct order the proces responsible for Te information of sedimentary rocks

What is the gel like substance in a plant and animal cell?

Which properly traces the movement of chromosomes during mitosis?

Write TWO specific examples of how you can reuse, reduce, and recycle on the lines provided.