Platelets are
A) red cells that lack a nucleus.
B) blue cells that have a nucleus.
C) large cells with a prominent, concave nucleus.
D) tiny cells with a polynucleus.
E) cytoplasmic fragments of large cells.
Answer: E
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A young man has a congenital inability to break down maltose. Which enzyme is he unable to produce?
A) lactase B) glucose C) fructose D) maltase
Which is TRUE about glycolysis?
A. It may result in the formation of two molecules of lactate for each molecule of glucose. B. It does not occur in the absence of O2. C. It does not occur in the presence of O2. D. It is a series of metabolic reactions that occur mainly inside the inner membrane of a mitochondrion. E. It is a metabolic reaction in which glucose is manufactured from large carbohydrates like glycogen.
Of the following choices, the pH of the least acidic solution is
A) 6.0. B) 4.5. C) 2.3. D) 1.0. E) 12.0.
Guinea pigs and chinchillas are in the suborder ________________
Fill in the blank(s) with correct word