Across
- 4. a body tissue consisting of long cells that can contract and produce motion
- 6. cables that carry electrical impulses between brain and body
- 9. layer of cells that work together to perform a specific function.
- 11. single-celled eukaryotes
- 12. the hereditary material in humans and almost all other organisms
- 18. organisms whose cells contain a nucleus and other membrane-bound organelles
- 21. related to stomach
- 22. microorganisms such as yeasts, moulds and mushrooms
- 23. a protein which binds to a specific molecule
- 24. an enzyme helps to digest lactose
- 25. region of the body of a vertebrate between the thorax and the pelvis
- 27. study of cancer
- 28. plant structure that develops into a seed when fertilized
- 30. citric acid cycle
- 33. the basic structural and functional unit of the kidney
- 39. poison produced by metabolic activities of living cells
- 40. related to the heart.
- 41. organisms that break down dead or decaying organisms
- 42. any change in the dna sequence of a cell
- 43. similar in position, structure, and evolutionary origin
- 45. coding, decoding, regulation and expression of genes.
- 47. the preserved remains of plants and animals
- 48. a complex organ that controls thought, memory, vision, breathing, temperature, hunger and every process that regulates body.
- 49. offspring followed by embryo stage
- 50. watery fluid in the mouth
- 51. the basic physical and functional unit of heredity
- 52. macromolecular machines, found within all cells, that perform protein synthesis
- 54. a part of the body that performs a specific function
- 55. fats, waxes, sterols, fat-soluble vitamins, monoglycerides, diglycerides, phospholipids
- 56. microspores in a seed
Down
- 1. an organism that eats plants and animals
- 2. small single-celled organisms, found almost everywhere on earth
- 3. the body's largest organ
- 5. the hollow, pear-shaped organ in a woman's pelvis
- 7. part of the digestive system
- 8. group of two or more atoms held together
- 10. about 21 percent of the atmosphere
- 12. the movement of molecules from a region of higher concentration to a region of lower concentration
- 13. the building blocks of the fat in our bodies and in the food we eat
- 14. conifers, cycads, ginkgo, and gnetophytes
- 15. plant capable of synthesizing its own food from simple organic substances
- 16. a temporary storage reservoir for urine
- 17. a reddish fluid in vertebrates that is pumped by the heart
- 19. molecules that combine to form proteins
- 20. cells or tissues that are swollen from water uptake
- 26. a protien carries oxygen
- 29. an initial stage of development of a multicellular organism
- 31. surrounds the plasma membrane of plant cells
- 32. any opening in the body
- 34. organ that removes toxins
- 35. equal division of the cell's content into two daughter cells
- 36. extrachromosomal dna molecule within a cell
- 37. one organism kills and eats another organism
- 38. all the different kinds of life you'll find in one area
- 44. small-to-medium-sized perennial woody plant
- 46. single-celled animal that catches food and moves about by protoplasm
- 53. study of the relationships between living organisms, including humans, and their physical environment