You are presented with the question "What has special structures for penetrating a host?" and the following answer choices: 
- blood
 - water
 - sunlight
 - gills
 - bacteria
 - Oak
 - yeasts
 - parasites

Now knowing that fungi have special structures for penetrating a host and fungi include yeasts, molds, and fleshy fungi, choose the best answer.


 

       yeasts  