The sodium-potassium pump does not do which of the following actions? a) Moves sodium molecules against their concentration gradient into the cell using
ATP
b) Maintains the cell's physiological needs by establishing an electrochemical
gradient
c) Moves sodium molecules against their concentration gradient out of the cell
using ATP
d) Moves potassium molecules against their concentration gradient into the cell
using ATP

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

Crossing over is a method of (blank)?

Aprocedure done under controlled conditions to test a hypothesis is an inquiry.