I think it would be D. because your hypothesis wasn't correct.
A cell theory.
Since cells are the basic unit of structure in all organisms and also the basic unit of reproduction.
Answer:
Here's what I get
Explanation:
Per the above explanation, pH means "power of hydrogen ions."
The concentration of hydrogen ions is a measure of the acidity of a solution. A higher concentration represents a more acidic solution.
The definition of pH is
pH = -log[H⁺]
Thus, pH is a measure of the hydrogen ion concentration.
The more negative the pH, the greater the Potenz of hydrogen ions.
Tommy can go stumble down i dont even know