Water can act as a acid or a base
The answer is B. Because, The correct match is like this : Adenine-Thymine and Guanine-Cytosine. A-T and G-C
Answer: I think it id b But im not positive
UVB radiation increases? This damages the eyes, skin and immune system! Sorry! I just guessed because there were no choices that went along with the question!
Usually, volcanic ashes and cooled lava contain different minerals that plants can use. Therefore, usable.