Across
- 3. Too much water that it has no where to drain
- 4. A membrane bound cell organelle
- 6. The actual or hypothetical form or stock from which an organism has developed or descended
- 7. the preservation of biological tissues from decay due to autolysis or putrefaction
- 8. tree a diagram that represents evolutionary relationships among organisms
- 11. is the order in which species appear in an ecosystem over time.
- 13. an intercellular structure made of both RNA and protein, and it is the site of protein synthesis in the cell.
- 16. the rising of portions of the Earth's surface
- 18. a group of organisms living in the same geographical area at the same time
- 19. organisms that make their own food
- 21. The influence of genes on a particular trait or characteristic
- 22. is a plant, animal or microbe in which one or more changes have been made to the genome, typically using high-tech genetic engineering, in an attempt to alter the characteristics of an organism.
- 24. a naturally occurring element that is essential for growth and reproduction in both plants and animals
- 25. the tendency of an individual organism, a community, a population, or an ecosystem to maintain a more or less constant structure over relatively long periods of time
- 26. is any organism that breaks down or eats decaying material for its energy source
- 28. the structure in a cell that contains the chromosomes
- 30. a phosphorus atom bound to four oxygen atoms
- 32. small organisms, or living things, that can be found in all natural environments.
- 33. powerhouse of the cell
- 34. a process of which decent with modification
Down
- 1. the process of an animal or plant becoming preserved in a hard, petrified form
- 2. The analysis of a substance in order to ascertain its influence on living organisms
- 5. A stack of small flat sacs formed by membranes inside the cell's cytoplasm
- 9. a chemical element that naturally occurs in all organic compounds and is found in all forms of life
- 10. a community of living organisms (plants, animals and microbes) in a particular area
- 12. Tiny machines that provide the needs of the cell
- 14. Any cell or organism that possesses a clearly defined nucleus
- 15. a chemical process in which a substance reacts rapidly with oxygen and gives off heat.
- 17. Small cell stomachs
- 20. is an organism that cannot produce its own food and must eat other plants and/or animals to get energy
- 23. the study of the evolutionary relatedness among groups of organisms
- 26. Lack of water
- 27. The smallest unit that can live on it own
- 29. A flagellum is a whip-like structure that allows a cell to move.
- 31. a close, prolonged association between two or more different biological species