Across
- 2. Space within the cytoplasm of a cell, enclosed by a membrane
- 7. The form of transport in which a cell transports molecules into the cell
- 9. He was the first person to invent a compound microscope
- 14. The part on the microscope closest tot he slide, magnifies image
- 17. A cell that is found in plants they all have the same features
- 21. Microscope has a lens to collect light which focuses a real image
- 22. It is multiplied by 1000 from a nano meter, a millionth of a meter
- 24. They carry oxygen throughout the body, they live for 120 days then die
- 26. Organelle found in cells, respiration and energy production occur
- 29. Magnifies the image on the microscope, piece your eyes look down
Down
- 1. Consist of all living things are made of cells and they are preexisting
- 3. The semipermeable membrane surrounding the cytoplasm of a cell
- 4. Plastid in green plant cells, contains chlorophyll, makes plants green
- 5. Jelly like substance where reactions take place
- 6. A microscope that uses focused light and lenses to magnify a cell
- 8. Controls the amount of light going through the microscope
- 10. It is the space that the slide is placed on in a microscope
- 11. To exist beforehand, to exist prior to, precede
- 12. Has long tails to help swim towards egg cells, only males have them
- 13. He is the scientist who first came up with the term "the cell"
- 15. Bacteria and protistans use sunlight to make carbon dioxide and water
- 16. A long cell that helps send messages through the body quickly
- 18. A process of programmed cell death that occurs in multicellular organisms
- 19. The outside layer of a cell, next to the cell membrane
- 20. It increases magnification usually from 10x to 40x
- 23. Two daughter cells have same number and kind of chromosomes as the parents
- 25. The brain of an cell, it organizes and controls the cell's activities
- 27. A unit of length in the metric system, equal to one billionth of a meter
- 28. It is the basic unit of structure and organization in organisms