__________ are proteins, Y-shaped antigen receptors made only by __________ cells.
Fill in the blank(s) with the appropriate word(s).
Antibodies; B
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Which of the following statements about the control of blood volume and blood pressure is false?
A. Angiotensin II stimulates the release of antidiuretic hormone, which increases salt and water uptake by the distal convoluted tubule. B. A drop in blood pressure stimulates the cells of the juxtaglomerular apparatus to release renin. C. Inactive angiotensinogen is converted to angiotensin II by an enzyme released from the lungs. D. Angiotensin II causes the smooth muscle in the walls of the arterioles to contract. E. Blood pressure and volume are monitored by baroreceptors in the aorta and carotid bodies.
Bacterial proteins were radioactively labeled and fed to phagocytic cells. The proteins within the phagocytic cell became increasingly more radioactive over time. This observation is the result of the activity of
A) mitochondria. B) chloroplasts. C) lysosomes. D) peroxisomes. E) the Golgi apparatus.
Rubisco's enzymatic activity is stimulated by NADP+ and ADP
a. True b. False
Mineral and growth factor storage
What will be an ideal response?