Virus destruction

3. relieve of the symptoms of a disease or condition
4. A red or purple spot caused by bleeding into the skin
5. involuntary muscular contractions or convulsive movement
7. an infectious and frequently fatal disease marked by fever and severe internal bleeding
9. sudden or violent start of something unwelcome, such as a disease or war
13. when a muscle or tendon is stretched too far
15. A fatal disease caused by a parasite that infects a mosquito that feeds on humans
17. A large group of single-cell microorganisms
18. Transfer of a disease or virus to an individual
20. The ability to respond to a crisis in a positive way

1. totally or partially resistant to a particular infectious disease or pathogen
2. resistance against an attack such as of a virus
6. Protein made by plasma cells in response to an antigen
8. Occurring in different forms, individuals, populations
10. nucleic acid that has similar structure to DNA
11. a state of deep unconsciousness that last for a prolonged or indefinite time
12. Any change in the DNA sequence of a cell
14. medical care given to a patient for illness or injury
16. an escape of blood from a ruptured blood vessel
19. A sharp change were new adaptations need to be developed