Which one of the following statements is false?
A: Tetracycline can depress bone growth and produce permanent discoloration of teeth in children under 8 years old
B: Fluoroquinolones are active against both gram-negative and gram-positive organisms
C: Legionella, Chlamydia, Mycoplasma are sensitive to macrolides
D: Macrolides may be used in patients who are allergic to penicillins
E: Penicillin G can be kept in solution at room temperature
A: Tetracycline can depress bone growth and produce permanent discoloration of teeth in children under 8 years old
B: Fluoroquinolones are active against both gram-negative and gram-positive organisms
C: Legionella, Chlamydia, Mycoplasma are sensitive to macrolides
D: Macrolides may be used in patients who are allergic to penicillins
E: Penicillin G can be kept in solution at room temperature
举一反三
- Which of the following staining solution are used in the bacterial Gram staining method？ ( ) A: Crystal violet B: Iodine solution C: Ethanol D: Safranin
- Which one of the following expressions can be used to evaluate the effectiveness of a solution?
- How<br/>much energy does one gram of fat can produce? () A: 1 kcal B: 4 kcal C: 9 kcal D: 10 kcal
- Many animals are ______ to noise. A: sensitive B: allergic C: positive D: negative
- Which of the following can NOT feel pain, distress, suffering, positive and negative feelings?