LIVING ORGANISMS AND THEIR CHARACTERISTICS
Across
- 2. the peak of the hierarchy of taxonomic groups
- 5. essential to drive the processes of life and to maintain organisation
- 6. the two-part naming system of living organisms
- 12. a change in the form or function of an organism
- 17. measurable differences between organisms
- 19. genus that includes all the big cats
- 20. single-celled organism with a definite nucleus
- 22. kingdom whose members feed by external digestion
- 24. the arrangement of molecules and cells into a working pattern
Down
- 1. members of this taxonomic group can mate and produce fertile offspring
- 3. a sequence of DNA - may be used in classification
- 4. the ability to detect changes in the environment
- 7. a change in position of an organism
- 8. the 'proper' name for a human - means a 'wise man'
- 9. oxidation of food to release energy
- 10. supply of raw materials for metabolism, growth and reproduction
- 11. kingdom with members capable of photosynthesis
- 13. removal of the waste products of metabolism
- 14. the father of naming organisms
- 15. the generation of new individuals of the same species
- 16. single cell without a definite nucleus
- 18. this kingdom includes humans and other chordates
- 21. another name for classification - the science of classifying organisms into groups
- 23. a permanent increase in size