Answer:
Perform a preliminary strand test
Explanation:
Subject to the application of hair treatment or intended alteration of hair color or properties, a preliminary hair strand test may be performed in other to examine and establish if the hair in question is suitable for the process. The preliminary strand test will give insight and idea about the possible result of the intended process, and the stylist will be able to infer if the hair is suitable to undergo such process or not. Hair stragd test may be necessary prior to relaxer application, hair color change and so on.
I think is is b but I could be wrong.
The process of polymerase chain reaction is similar to the process of DNA replication, which occurs in cells. The statement that is presented is True. It is a technology in molecular biology. It used to amplify copies of piece of DNA across different orders of magnitude, etc.
Answer:17,652.6nm
Explanation:
It I I the attachment below
