Answer:
C
Explanation:
Flowing water wears away at dirt and rocks
Answer:
I believe the answer is B
Explanation:
I-what? The only thing I could think of is Parents?
B.
Passive transport doesn't requireenergy (ATP), active transport doesrequire energy. Passive transport moves molecules WITH the concentration gradient (high to low), while active transport moves molecules AGAINST the concentration gradient (Low to High).