Across
- 3. a submicroscopic infectious agent that replicates only inside the living cells of an organism.
- 5. illnesses that spread from one person to another or from an animal to a person, or from a surface or a food
- 8. a type of reproduction that does not involve the fusion of gametes or change in the number of chromosomes.
- 10. a type of reproduction that involves a complex life cycle in which a gamete with a single set of chromosomes combines with another gamete to produce a zygote that develops into an organism composed of cells with two sets of chromosomes.
- 11. the state of steady internal, physical, and chemical conditions maintained by living systems.
- 12. The process in which a parent cell splits into two daughter cells of approximately equal size.
Down
- 1. an organism composed of many cells, which are to varying degrees integrated and independent.
- 2. A large group of single-cell microorganisms.
- 4. the immune system's way of protecting the body against an infectious disease.
- 6. the process of renewal, restoration, and tissue growth that makes genomes, cells, organisms, and ecosystems resilient to natural fluctuations or events that cause disturbance or damage.
- 7. a type of asexual reproduction in which a new organism develops from an outgrowth or bud due to cell division at one particular site.
- 9. the process of producing individual organisms with identical or virtually identical DNA, either by natural or artificial means.