a researcher as a researcher I am still learning whether there is a connection between sleep test scores for example I want to know if an increasing sleeping proves test scores what type of research method would I use why what ethical concerns might present an issue when conducting this type of research ​

Respuesta :

Answer:

b. The cells of living things contain molecules made of the elements carbon, hydrogen, and

oxygen, the same elements found in the glucose consumed by living things.

Explanation: