21. disease models making for better drug formulations,22. These can be serious or even fatal diseases . 23. The diseases of silk worms for the silk industry, 24. Death is usually caused by cardiovascular disease . 25. So there is no point in replacing a set of poor country diseases 26. So with disease models like these, we can fight back 27. MMR can prevent these diseases in a combined injection . 28. Infectious dysentery is a common disease of pigs . 29. The disease rapidly spreads among goats . 30. And biology showed that microorganisms caused disease,
