Fact 1: Zinc has a positive impact on the healing of wounds.

Fact 2: Red meats are good sources of zinc.

Given the two facts above, answer the question "What has a positive impact on the healing of wounds?" with the following options: 
- red meats
 - Proteins
 - ferns
 - honeybees
 - Enzymes
 - dolphins
 - bushes
 - exercise


 

 red meats        