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AssignmentMultiple Select

Scientific Inquiry

Question 4 • PA Human Anatomy & Physiology A 2026-2027 SMITH IC

Which of the following are correct procedures for handling microorganisms? Check all of the boxes that apply.

Answer
A
Touch the microorganisms with your bare hands.
B
Use aseptic techniques.
C
Wash your hands frequently.
D
Use disinfectants to clean lab surfaces.

Explanation

Use aseptic techniques to prevent contamination and reduce the spread of microorganisms. Wash your hands frequently and disinfect lab surfaces to help remove or kill microbes. Touching microorganisms with bare hands is unsafe and can spread contamination, so A is not correct.

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