Is the spongy parenchyma cell prokaryotic or eukaryotic?

Although the two theories differ on the evolutionary path of dinosaurs, they agree that

Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical?

Does masterbation affect height growth or loss of growth hormone?