If Chromosome 1 contains a gene for red hair and a gene for freckles located close together at the top, and a gene for hitchhiker's thumb located toward the bottom, which 2 genes are likely to experience genetic linkage, moving together in meiosis?

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