When a person loses consciousness due to a head injury from a car crash, the keeps the body functioning by regulating the flow of information between the brain and the rest of the body

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

After getting the slide and microscope ready, stella is eager to see the microscopic pond water specimen! she crouches around her microscope and aligns her eye with the microscope’s eyepiece. but she's only able to see a bright white light. at this point, no specimens or cells are visible on stella's pond water slide. after taking a moment to collect her thoughts, stella realizes she can't see any lifeforms because .

When a cell is in a solution that has the same concentration of water and solutes as its cytoplasm, the cell is said to be in a(n) solution. a. isotonic b. hypotonic c. hypertonic b. facilitated