Complete Clue List
Across
1. Self-nourishment
5. Screen background of computer
7. Domesticated animal, closely related to camel
8. Tongue: the organ of ___
9. The underground parts of plants
11. Lieutenant (abbr.)
12. Trees provide ___ for animals.
13. A ___ disease is the one that cannot be detected by clinical procedures.
Down
1. Speeds up
2. Serbian-American physicist and electrical engineer
3. The ___ configuration is very stable.
4. The cell membrane is made up of this substance.
5. Unicellular marine microorganisms
6. French chemist and biologist: Louis ___
10. The hard outer covering of snail
11. Binomial nomenclature uses this language