Which of the following is the correct increasing order of chromosome organization? A. nucleosome beads, 30 nm fibers, looped domains B. nucleosome beads, mitotic condensation, looped domains C. 30 nm fibers, looped domains, mitotic condensation D. looped domains, nucleosome beads, 30 nm fibers

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers