In which part of the nephron does the filtration of blood occur? A. glomerulus
B. distal tubule
C. proximal tubule
D. loop of Henle
E. collecting duct (to ureter and bladder)

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials

Which could be a pathway of food through an ecosystem