Gel filtration and SDS-PAGE could be used for <u>determining a molecular weight of proteins</u>, such as tyrosinase. In both methods, molecules are separated based on their size. <u>Gel filtration</u> measures the molecular weight of <u>native proteins</u> and <u>SDS-PAGE</u> measures the molecular weight of <u>denaturated proteins</u>.
Because it is malleable and doesn't melt/burn easily.
Answer: China
Explanation: because it has the most metric tons it doesn't matter about the size of the country
it is an organ. the main organ in the body. I wish your question was a little more clear, like multiple choice would be very helpful to what my choices are.
