Assignment 1.5 Biology Quiz Answers

Question 1 | 2 points | Save | | A person's blood pressure rises while walking up stairs. If homeostasis is maintained, which of the following will occur when the person reaches the top of the stairs? | | | | | | | | blood pressure will lower, causing the person to faint | | | blood pressure will return to near its level before walking up stairs | | | blood pressure will continue to rise, leading to hypertension | | | blood pressure will remain at the elevated level | | | | | | Question 2 | 2 points | Save | | Mary's signs and symptoms of multiple sclerosis diminished following medical treatment. Shortly after treatment, her signs and symptoms returned with greater severity. Mary experienced
| | | | | | | | produces antibodies against foreign substances | | | abnormal response to injury or antigen | | | includes fever | | | nonspecific protective response against infection | | | | | | Question 16 | 2 points | Save | | Which of the following is a phagocyte? | | | | | | | | B cell | | | neutrophil | | | plasma cell | | | T cell | | | | | | Question 17 | 2 points | Save | | Antibiotics are effective because they target | | | | | | | | the cell wall of the bacterium | | | the cell wall of fungi | | | virus capsids | | | virus DNA or RNA | | | | | | Question 18 | 2 points | Save | | Which is NOT a characteristic of every virus? | | | | | | | | obligate parasite | | | nucleic acid core | | | a capsid | | | envelope | | | | | | Question 19 | 2 points | Save | | The common cold occurs regularly in the United States. The occurrence of this disease is best described as | | | | | | | | endemic | | | outbreak