Across
- 3. a substance that is prepared from killed or weakened pathogens that help humans build immunity.
- 5. a living - thing that consists of more than one cell.
- 7. An organism that consist of one cell
- 9. An organism that is made up of more than one cell
- 13. when something is able to be spread from one living thing to another
Down
- 1. a word used when a high number of people are affected by a disease.
- 2. disease diseases that may be caused by a pathogen and are contagious
- 3. diseases are among the most widespread sicknesses in humans caused by viruses
- 4. A study that explores small or microscopic organisms.
- 6. a reproduction process in which a single parent reproduces an offspring that is genetically identical to its parent
- 8. an illness or health-related issue that is showing up in more cases than expected.
- 10. A holder that can produce or increase the production of mutation in living-things.
- 11. Non photosynthetic organisms, mostly made up of more than one cell.
- 12. a living thing that is infected with a disease holder where it grows and reproduces