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Cell Structures
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Cell: the basic unit of life
Cell Theory: the fundamental concept of biology
Cell Membrane: all cells are surrounded by a thin flexible barrier called
Plasma Membrane: this is also known as the cell membrane
Nucleus: is a large membrane-enclosed structure that contains genetic material in the form of DNA and controls many cell activities
Prokaryote: are cells that do not enclose DNA in nuclei
Eukaryote: are cells that enclose their DNA in nuclei
Light microscope: able to view microorganisms in only two dimensional images with a light
Electron microscope: able to view microorganism in two dimensional and three dimensional images
Hooke: looked at a slice of cork and discovered tiny chambers
Leeuwenhoek: looked at pond samples and discovered microorganisms now known as bacteria
Schleiden: concluded that all plants are made of cells
Schwann: concluded that all animals are made of cells
Virchow: concluded that new cells are produced through division of existing cells
Chaos Chaos: biggest cell
mycoplasma: smallest cell
Cell Structures
Across:2. | all cells are surrounded by a thin flexible barrier called | 4. | concluded that new cells are produced through division of existing cells | 7. | are cells that enclose their DNA in nuclei | 8. | this is also known as the cell membrane | 10. | concluded that all animals are made of cells | 11. | the fundamental concept of biology | 12. | the basic unit of life | 13. | smallest cell | 14. | looked at pond samples and discovered microorganisms now known as bacteria |
| | Down:1. | are cells that do not enclose DNA in nuclei | 3. | able to view microorganisms in only two dimensional images with a light | 5. | biggest cell | 6. | looked at a slice of cork and discovered tiny chambers | 9. | is a large membrane-enclosed structure that contains genetic material in the form of DNA and controls many cell activities | 10. | concluded that all plants are made of cells |
| |
© 2015
PuzzleFast.com, Noncommercial Use Only
Cell Structures
Across:2. | all cells are surrounded by a thin flexible barrier called | 4. | concluded that new cells are produced through division of existing cells | 7. | are cells that enclose their DNA in nuclei | 8. | this is also known as the cell membrane | 10. | concluded that all animals are made of cells | 11. | the fundamental concept of biology | 12. | the basic unit of life | 13. | smallest cell | 14. | looked at pond samples and discovered microorganisms now known as bacteria |
| | Down:1. | are cells that do not enclose DNA in nuclei | 3. | able to view microorganisms in only two dimensional images with a light | 5. | biggest cell | 6. | looked at a slice of cork and discovered tiny chambers | 9. | is a large membrane-enclosed structure that contains genetic material in the form of DNA and controls many cell activities | 10. | concluded that all plants are made of cells |
| |
© 2015
PuzzleFast.com, Noncommercial Use Only