4 x 1000 so 4 kilometers are equal to 4000 meters
Answer:
The correct answer is from areas of high concentration to low concentration.
Explanation:
A concentration gradient exists for these molecules, so they have the potential to diffuse into (or out of) the cell by moving down it.
Hope this Helps!
Answer: C) Subatomic particles
Explanation: I just learned this in ap environmental science
Types of Metals (alkali earth metals and transitional metals)
Children might not be able to take on the responsibility of it.