N an experiment the "control" is the group of people or object this is used to measure the effect of the variable. The "control" is the thing that does not change and is not the thing in question.
In an experiment the "variable" is the thing which is changed and manipulated by the experimenter. It is the effect of something,
Example: You want to test a drug. you get a group of 40 people. 20 people are given the pill, 20 people are not given the pill but a sugar pill. the people who have the pill is the "variable" and the people who dont have the pill is the "control".
Answer:
abiotic and biotic
Explanation:
the abiotic components of any ecosystem are properties os the environment
I would say the answer is false because they also used information of science to help make things like medicine and fungi and fossils, one of the main things science was used for was chemistry and physics to determine what things could kill humans in the world back in the day.
Hope this helps, Have a good day:), ~Nana!~
<span>A retrovirus is anything of a group of RNA viruses that insert a DNA copy of their genome into the host cell to replicate.
your welcome
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