The cell membrane of cells present in tubeworm is selectively permeable and they prevent minerals in the water from flowing it in the cell of tube worms. By doing this the cell membrane protects the cell from any osmotic damage. By selectively preventing these minerals it maintains the stable environment in the cell.
The answer to your question is B- introduction of non-native animal species
1 is moving or kinetic energy of course because it is energy in motion.
The answer would be D because it leaves you thinking about what will happen next. Hope this helped you out .
