False. Once a needle and the syringe are used, they are contaminated and must be discarded.
Answer:Blood type is controlled by multiple forms of a single gene, while the length of corn ears is controlled by many different genes.
Explanation:
Alcohol is used in over the counter medications because it is a solvent and can more thoroughly dissolve the solid ingredients of the medication.
The answer would be true because we know that alcohol is sold over the counter