Control Group: Group that is being controlled .This group doesn´t receive the treatment from the researchers
Experimental Group:Group that is being Experimented and that receives the testing
Answer:
Natural protein fibers.
Explanation:
Fibers such as wool, hair,and silk, are made of protein. These are all natural fibers.
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One year. It takes 365 days for Earth to orbit the sun.
The Answer to question number two is the sun
It is because all these three elements contain ionic properties and they have only one element in their outermost shell
