What is the basic definition of a eukaryotic and prokaryotic cell?

How does using straws hurt the sea turtles?

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions