CELL STRUCTURES AND FUNCTION
CELL ORGANELLE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
conclusion
|
|
|
experimental group
|
|
|
control group
|
|
|
controlled experiment
|
Detailed explanation-1: -Controls or Controlled Variables A control group should be used when conducting an experiment. This group receives the same attention as the test groups, however, it will not be influenced by the variable the other groups are testing.
Detailed explanation-2: -In a scientific study, a control group is used to establish causality by isolating the effect of an independent variable. Here, researchers change the independent variable in the treatment group and keep it constant in the control group.
Detailed explanation-3: -Listen to pronunciation. (kun-TROLE groop) In a clinical trial, the group that does not receive the new treatment being studied. This group is compared to the group that receives the new treatment, to see if the new treatment works.
Detailed explanation-4: -It’s called “independent” because it’s not influenced by any other variables in the study.