Negative control

Phát âm

Phiên âm: /ˈneɡətɪv kənˈtrəʊl/

Từ loại: Noun

Nghĩa tiếng Việt:
Đối chứng âm

Nghĩa tiếng Anh:
A negative control is a group in an experiment that does not receive any type of treatment and, therefore, should not show any change during the experiment. It is used to control unknown variables during the experiment and to give the scientist something to compare with the test group.

Thuật ngữ liên quan:

• Test
• Experiment
• Positive control
• Control
• Treatment
• Variable

Hình ảnh minh họa: