Across
- 2. A tiny, nonliving particle that invades and then reproduces inside a living cell.
- 3. A system for giving each organism a two-word scientific name that consists of the genus name followed by the species name
- 5. A diagram that is based on patterns of shared, derived traits and that shows the evolutionary relationships between groups of organisms
- 7. Study of how organisms are named and classified.
- 8. A kingdom made up of complex, multicellular organisms that lack cell walls, can usually move around, and quickly respond to their environment.
- 10. Kingdom of multicellular photosynthetic autotrophs that have cell walls containing cellulose
- 13. injection of a weakened or mild form of a pathogen to produce immunity
- 14. Domain of all organisms whose cells have nuclei, including protists, plants, fungi, and animals
- 17. cycle a viral reproductive cycle in which the viral DNA is added to the host cell's DNA and is copied along with the host cell's DNA
Down
- 1. Kingdom composed of eukaryotes that are not classified as plants, animals, or fungi
- 4. a key for the identification of organisms based on a series of choices between alternative characteristics
- 6. domain of unicellular prokaryotes that can live in extreme environments
- 9. A chemical secreted by a living organism that kills or reduces the reproduction rate of other organisms
- 11. A domain that contains all prokaryotes (bacteria) except archaebacteria
- 12. old scientific term for the kingdom of bacteria; now split into Eubacteria and Archaea
- 15. Domain Eukarya; heterotrophic; unicellular/multicellular; asexual/sexual reproduction
- 16. cycle a viral reproductive cycle in which copies of a virus are made within a host cell, which then bursts open (lyses), releasing new viruses