Answer:
The answer is D. chemotaxis
Explanation:
A bacterial cell is in a solution with a chemical gradient. The bacterial cell directs its movements in order to move toward the highest concentration of glucose molecules within the solution. This is an example of positive chemotaxis
<span>Mineral deposits in streams may be extracted by which method?
dredging
</span>
The wind and pollen dropping from trees
thanks my man :) have a gud day