Example, the enzyme pepsin works to digest food in your stomach. the ph of your stomach is about 2. what would happen to pepsin if it was in a ph of 9? (full sentence answer )

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.

Explain why phospholipid molecules form a bilayer. (3 marks)

The organelle pictured is found in cells of and is theorized to have once been an independent organism.