What is a moral issue ?

Which of these correctly describes the difference between processes that take place in prokaryotic and eukaryotic cells?

Many humans consume both plants and animals. these humans are considered to be which of the following? herbivores carnivores omnivores

In 1859, the english naturalist charles darwin published a book entitled on the origin of the species. one of the major ideas that was presented in his book was the theory of natural selection. what was another idea that was presented in his book?