pretty sure it's the digestive system
horses born with the scid virus have on howrse
The answer on howrse is- no immune system
No immune system.
No imune system
Howrse Answer: No immune system
no immune system
dead
7 - Horses born with the SCID virus have:No immune systemOne eye that is blueNo hair on the kneesSevere eye disorders
HOWRSE ANSWER-NO IMMUNE SYSTEM
No Immune System
No immune systems
For Howrse it's--> No immune system