Examlex
Which of the following biomes contains permafrost?
Rosenthal Effect
The general finding that the results of any experiment often conform to the expectations of the experimenter.
Masked Design
A research design where the participants do not know which treatment group they are in to prevent bias; also known as blind design.
Placebo Effect
The phenomenon where an individual experiences a perceived improvement in condition or symptoms after receiving a treatment that has no therapeutic effect.
Placebo
An inactive substance or treatment used as a control in experiments to test the effectiveness of therapeutic drugs.
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Q19: The basic unit in ecology is the<br>A)ecosystem.<br>B)gene.<br>C)individual.<br>D)species.
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Q36: In all experimental studies to date,the effect
Q45: _ is the most common form of
Q46: Which of the following organisms are adapted
Q47: Natural selection should favor plants producing small