Answer:
perhaps you live by a pond.The water,wind, and tempature are all antibiotic factors.The fish,frogs,and bugs are all living so they are the biotic factors.
Answer:
See explanation
Explanation:
Electroplating involves the coating of one metal on another metal. It is an electrochemical process. The positive electrode is the coating metal while the negative electrode is the metal on which the coating is to be performed.
Since copper is to be coated on an iron nail. A copper plate is made the positive electrode while the iron nail should be the negative electrode.
The electrolyte used in the process should be a copper salt e.g CuSO4 solution.
As electrolysis progresses, the copper electrode(positive electrode or anode) gradually wears away due to the fact that the copper ions are going into the solution and are being deposited on the iron nail.
Answer:
Adrian's adaptive immune system remembered the antigens from the virus. so he becomes immune to it.
Explanation:
Troposphere should be the answer
According to the definition of the periosteum,
The periosteum is a membrane that covers the outer surface of all bones, except at the joints of long bones.
