Which gland is associated with biological
clocks or biorhythms?
a. pineal
b. parathyroid
c. hypothalamus
d. pituitary
e. thymus
A
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Human erythrocytes have no mitochondria. The rare inherited metabolic disorder that results from pyruvate kinase deficiency is particularly destructive to erythrocytes and causes hemolytic anemia
a) Suggest a reason for increased erythrocyte death in the presence of pyruvate kinase deficiency. b) Suggest a reason for the low incidence of mutations in human glycolytic enzymes. What will be an ideal response?
All of the following are true for Fungus EXCEPT:
A. Fungus helps decompose things B. Fungus can be irritating to humans by causing athletes foot. C. Fungus can also be a source of food D. Fungus can cause the Tobacco Mosaic Disease
The types of gram-positive cocci that make up the skin's normal microbiota are
a) staphylococci and micrococci. b) staphylococci and streptococci. c) micrococci and streptococci. d) streptococci and enterococci.
Blood pumped through the systemic circuit is distributed to lower body regions such as the digestive system by________.
A. arterioles B. carotid arteries C. pulmonary arteries D. pulmonary veins E. the superior vena cava