Answer:
C.
Explanation:
The hydronium ion concentration can be found from the pH by the reverse of the mathematical operation employed to find the pH.
Answer:
The Biosphere
Explanation:
The biosphere is made up of all living organisms and is inextricably linked to the other three spheres: most live organisms need gases from the atmosphere, water from the hydrosphere, and nutrients and minerals from the geosphere.
Answer:
Active transport
Explanation:
To transport the substrate across the membrane it will need energy in the process it's called active transport.
Answer:
Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.
It is called a cell membrane potential