NAVLE（北美执业兽医考题）Day 539

单选题，正确答案是100分，非正确答案为0分，Good Luck！

Warts are caused by which one of the following types of organisms?

疣是以下哪种病原导致的？

Find out the answer by clicking on one of the listed choices. Good luck!

点击列出的选项找出答案，祝大家好运

A – Virus 病毒

B – Bacteria 细菌

C – Fungi 真菌

D – Protozoa 原生生物

E – Prion 朊病毒

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