Which statement is the most accurate regarding the first stage of photosynthesis?

Which of the following would most likely be key to gathering evidence that the rna world hypothesis is valid? creation of suitable environments for long-term study of single-celled organisms simulation of early earth conditions and long-term study of the resulting molecules development of a system for studying the microsphere's ability to absorb additional molecules categorization of the different specific conditions that result in the development of microspheres

Which example would the nurse consider to be a part of systems thinking theory?

All ova contain sex chromosomes corresponding to: x y xx xy