The sequence of reagents used in Gram staining is () A: Safranin solution → iodine solution → alcohol →<br/>crystal violet B: crystal violet → alcohol → iodine solution → Safranin<br/>solution C: Crystal violet → iodine solution → alcohol → Safranin<br/>solution D: Safranin solution → alcohol → crystal violet → iodine<br/>solution E: Safranin solution → crystal violet → iodine solution →<br/>alcohol

A1型题 碘缺乏病（IDD）的英文全称哪个是正确的（） A: Iodine DeficiencyDisease B: IodineDeficiency Disorders C: Iodine DefectDisease D: IodineDefect Disorders E: IodideDeficiency Disease

The reagents used in bacterial Gram staining are ( ). A: Crystal violet B: Iodine solution C: Ethanol D: Safranine

Which type of the halogens is used in toothpaste to prevent dental caries? A: iodine, B: chlorine, C: bromine, D: fluorine.

The following substances are used in Gram staining except A: iodine B: crystal violet C: alcohol D: safranin E: congo red

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 of the following methods cannot inactivate HIV? A: 75% ethanol B: Ultraviolet light C: Iodine tincture D: Sodium hypochlorite E: Heating under 100℃ for 20 minutes

Which of the followings is the leading cause of her illness? A: Iodine deficiency B: Disorders related to hypothalamus and pituitary gland C: Thyroid hormone resistance D: Thyroid dyshormonogenesis E: Thyroid dysgenesis