Which of the following describes what might happen if the septum in the heart ruptured? (2 points) A. Blood from outside the heart would leak into the heart.
B. Blood entering the atria would leak into the ventricles.
C. Oxygenated and deoxygenated blood would mix in the heart.
D. Incoming and outgoing blood would mix, causing turbulence

The rate at which molecules water and oxygen can enter a cell is determined by the-

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 .

What was dr. willem johan kolff’s first step in using the scientific process to invent the hemodialysis machine? he built the machine and tried it with various patients, collecting data about its effectiveness. when a patient’s kidneys failed, he wondered if it would be possible to perform kidney functions with an external machine. he researched and collected data about numerous patients who exhibited symptoms of kidney failure. he drew conclusions from studies of various symptoms of kidney failure, and drew a design for the ideal external blood-processing machine.