Practice Quiz

CLEP Biology Practice Exam - Question List

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41. Which of the following is a body system response that adjusts body temperature when it is higher than normal?
  1. Breathing rate begins to decrease.
  2. Blood vessels near the skin constrict.
  3. Sweat glands produce and secrete sweat.
  4. Hormones increase the metabolic rate of the liver.
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42. An inherited metabolic disorder called phenylketonuria (PKU) can result in serious problems in infancy. The chance that two parents who are heterozygous will have a child with PKU is 25%.Which of the following terms best applies to the inheritance pattern for PKU?
  1. codominant
  2. dominant
  3. recessive
  4. sex-linked
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43. Which of the following describes plant cells but not animal cells?
  1. The nucleus contains the chromosomes.
  2. The ribosomes assist in protein synthesis.
  3. Plastids store starch made during photosynthesis.
  4. Mitochondria produce energy through respiration.
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44. The fossil record supports which of the following descriptions of the evolution of life on Earth?
  1. Life first appeared with the diversity found today.
  2. The importance of natural selection diminished over time.
  3. Complex organisms evolved from more simple organisms.
  4. Large organisms appeared before single-celled organisms.
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45. In a eukaryotic cell, which of the following processes directly involves DNA?
  1. translation
  2. cellular respiration
  3. active transport of ions
  4. replication of chromosomes
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