A fire is one because it doesn’t matter if zero squirrels are in the forest or none fire will still burn with or without the squirrels
Energy and carbon dioxide and water
No. Because plant roots do not have access to direct sunlight. And sunlight is needed for photosynthesis.
<span>The membranes of neurons at rest are very permeable to K+ but only slightly permeable to Na+. The sodium – potassium pump carry both Na and K ion through the membrane to balance the leakage. Na+ is pushed out of the cell and K+ is pulled into the cell.</span>
It is where the cells become too large and the DNA can't keep up with the demands of the cell so then the proteins will stop being made and then the cell will finally stop growing
