A vaccine is a weaker dose of the origanal sickness to strenghten the immune system incase of getting this sickness.
Explanation:
Example: A individual gets the vaccine for the flu when the individual gets that flu they don't get it as strong as it was origanlly If they don't get the vaccine the flu will have a greater impact on the performance of the individual's body.
“He talks” is a sentence fragment. The word he talks doesn’t show anything. If the sentence was like “He talks like a girl”, it’ll be a complete sentence.
