A volcanic island formed from bare lava rock can become a lush tropical island ecosystem of plants and animals. true or false

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

Were you able to observe the nucleolus in any of the cells if so which ones

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.