Answer:
Explanation:invading a host
ss and yes
But I could be wrong so sorry if I am.
Answer:
A substance that releases hydrogen ions in water.; A substance that tastes sour.; A substance with a pH below 7.
Explanation:
An acid reacts with water releasing Hydrogen ions, this leads to a decrease in pH, below neutral or 7. The Hydrogen ions also give a sour taste.
Answer:
Only active transport requires ATP
Explanation:
Passive transport is the movement of molecules across the cell membrane without the need for energy. These substances usually move from a high concentration to a low concentration.
Active transport relies on energy from ATP to move substances across the plasma membrane. This is usually required when moving substances against their concentration gradient.