33) You are analyzing a substance in the laboratory. You find it has the followi

Question

33) You are analyzing a substance in the laboratory. You find it has the following characteristics: It contains uracil It contains a phosphate group It contains ribose What is it? A) cholesterol B) DNA C) RNA D) phospholipid E) globular protein 34) A sugar cube is completely dissolved in an 8 oz. glass of water. The result is a colorless solution. Which of the following statements is CORRECT? A) Enzymes catalyzed the dissolution of the sugar in the water. B) The sugar represents the solute. C) The sugar and water have formed a colloidal mixture. D) This is a homogeneous solution. E) The sugar and water have formed a su 35) A solution that is very acidic would be expected to have aH concentration and a H. A) high; lovw B) high; high C) neutral; neutral D) low; low E) low; high

Explanation / Answer

33. RNA

34. This is a homogeneous solution

35. High; Low

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