How does the cell membrane use the ATP produced by the cell's mitochondria? A. to replace damaged phospholipids
B. to move water into or out of the cell
C. to transport ions against their concentration gradient
D. to produce receptors for hormones

What must be true for natural selection to heppen

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

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