<u>substrate</u> fits into the <u>active site</u>, so the answer is C
Prophase is the first step in mitosis and many changes occur. Chromatin fibers become coiled into chromosomes, with each chromosome having 2 chromatids joined at a centromere. The mitosis spindle, composed of microtubules and proteins, form in the cytoplasm.
The molecules which store and process genetic information is DNA - deoxyribonucleic acid.
6. A
7. A
8. ?
9. A
10. A
i know A being the answer for all is kind of weird but i am pretty sure that’s what the answers are