Which statements describe the sodium-potassium pump and its relationship to concentration gradients that exist across the cell membrane? Select all that apply.

The pump creates a sodium concentration gradient.

The pump creates a potassium concentration gradient.

The pump moves potassium from an area of high concentration to a low concentration.

The pump moves sodium from an area of high concentration to a low concentration

Defend or refute the argument that the government has too large a presence in the agriculture industry.

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Iwill make you brainliest pleeze answer this fast i have to turn it in really soon brainliest promise easy question 6th grade ! a weather map shows a high pressure system with circles around it. what does this mean? a) an occluded front b) areas of equal altitude c) areas of equal pressure d) a stationary front