GUYS I NEED HELP WITH THIS AS SOON AS POSSIBLE PLEASE ANSWER HERE IS THE QUESTION: (MAKE IT LOWER LEVEL ANSWERS LIKE MIDDLE SCHOOL 7TH GRADE) Explain why the nitrogen cycle is so vital to the life of all organisms.
(DO NOT LOOK IT UP ON GOOGLE PLEASE SEE SOME ARTICLES AND READ THROUGH WEBSITES DO NOT GET IT FROM GOOGLE)

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? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.