Straighterline Anatomy Final| 129 QUESTIONS| WITH COMPLETE SOLUTIONS

What is the smallest level of organization in the body that contains the body's genetic information? a. chemical b. cellular c. tissue d. organism CORRECT ANSWERS: b. cellular The cellular level includes the nucleus, an organelle that contains the body's genetic information. Which is an example of a normally occurring positive-feedback mechanism? Select one: a. elevated blood pressure during exercise b. increase in heart rate after blood loss c. decrease in blood pressure after blood loss d. stretching of the uterus near the end of pregnancy CORRECT ANSWERS: d. stretching of the uterus near the end of pregnancy Which of the following processes generates the most ATP within a human cell? Select one: a. glycolysis b. lactic acid fermentation c. oxidative phosphorylation d. citric acid cycle CORRECT ANSWERS: c. oxidative phosphorylation During DNA replication, how does each template strand eventually become two identical DNA molecules? Select one: a. The two strands form continuously, catalyzed by DNA polymerase. b. The two strands form continuously, catalyzed by DNA ligase. c. One strand forms continuously, the other forms in short segments spliced by DNA polymerase. d. One strand forms continuously, the other forms in short segments spliced by DNA ligase. CORRECT ANSWERS: d. One strand forms continuously, the other forms in short segments spliced by DNA ligase. There is a leading strand and a lagging strand; they don't both form continuously. Which is the most superficial layer of skin that is composed primarily of living cells? Select one: