You have a student who wiped the iodine with a tissue paper and the tissue paper turned purple. What does this color change in the tissue paper indicates?

How was the climate when the ambulocetus was alive

Which excerpt from the land, part 4 best supports the claim that paul is a talented horseback rider? a/“figure that says more than anything else! now, i want to ride that stallion! " b/my daddy shook his head. "paul only rides horses he knows. ” c/? i glanced over at the other rider. the fellow was older than i, and had the weight of a man on him. d/a man out of alabama, man name of ray sutcliffe, told my daddy i was such a good rider, he wanted me to ride some races for him.

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.