How does the body structure of each of these organisms contribute to a particular function?

What causes an unsaturated fatty acid to have a different shape than a saturated fatty acid? o a. unsaturated fatty acids have more hydrogen atoms. o b. unsaturated fatty acids have double carbon bonds. o c. unsaturated fatty acids have more nitrogen atoms. o d. unsaturated fatty acids have single carbon bonds.

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell