Which of the following is not a membranous organelle?
A. Mitochondria
B. Ribosome
C. Nucleus
D. Endoplasmic reticulum
E. Golgi complex
B. Ribosome
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A period of adjustment is required when moving from a dark room into bright light because
A) the breakdown of rhodopsin to opsin occurs slowly. B) the lens requires time to accommodate dim light. C) rods exposed to strong light need time to regenerate rhodopsin. D) rhodopsin does not function in dim light. E) only cones function in dim light.
Explain how it is possible for a patient with chronic obstructive pulmonary disease to have a normal extracellular pH while having an elevated partial pressure of carbon dioxide
What will be an ideal response
Lymphoid hemopoiesis occurs mainly in the bone marrow.
Answer the following statement true (T) or false (F)
Inhibition of ________ secretion from the adrenal cortex stimulates hyperkalemia.
A. angiotensin I B. renin C. angiotensin II D. aldosterone