A computer simulation is set up to demonstrate a large particle moving into a cell through a protein channel within the cell membrane using a substantial amount of energy. Which process is the simulation mimicking? A. active transport

B. diffusion

C. osmosis

D. passive transport

What is the difference between bacterial infections and viral infections?

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun

For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes