which igneous rock has A vesicular rock cooled extrusive, non-crystalline, composed of mainly of scoria, low density. Can float?

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

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping

Why may some young adults go through a quarter-life crisis? a. they are entering middle age and feel distressed about growing old. b. they feel insecure about themselves and their future. c. they have been promoted to more secure, better-paying jobs. d. they have developed more stable personal relationships.