Plz answer asap - As the universe "Expanded" what happened to the Local Groups of Galaxies? ​

What did the first language sound like

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called