Answer:
Oral poliovirus vaccine or Sabin vaccine, named for its inventor American physician and microbiologist Albert Sabin, was developed. OPV contains live attenuated (weakened) virus and is given orally.
Answer:
You would multiply by two i believe
Explanation:
I used to have to do those and thats what i was taught. Have A Nice Day :)
Answer:roll it down a hill
Explanation:of you roll it down a hill the item builds energy
Answer:
I believe the answer is Dissolved Oxygen.
Explanation:
Dissolved oxygen (DO) is the amount of oxygen that is present in water.
