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Chapter 1
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biology : scientific study of life
celltheory : all organisms composed of cells
cells : lifes basic units
eukaryotic : cell has membrane-enclosed organelles
prokaryotic : does not contain a nucleus or other membrane-enclosed organelles
ecology : every organism interacts with its environment
energy : work requires
ecosystem : energy flows through
gene : discrete unit of information
genome : entire set of dna instructions
evolution : changes in gene frequency within a population
diversity : due to change over time
twomillion : rounded number of species that have been identified and named to date
prokaryotes : domain bacteria
ancietprokaryotes : domain archaea
alleukaryotes : domain eukarya
taxonomy : branch of biology that names and classifies species into groups of increasing breadth
Inquiry : search for information and explanation
discoveryscience : describes natural structures and processes
hypothesis : tentative answer to a well-framed question
theory : Implies a lack of knowledge or a guess
Chapter 1
Across:4. | tentative answer to a well-framed question | 6. | all organisms composed of cells | 7. | Implies a lack of knowledge or a guess | 9. | entire set of dna instructions | 13. | cell has membrane-enclosed organelles |
| 14. | does not contain a nucleus or other membrane-enclosed organelles | 18. | discrete unit of information | 19. | domain eukarya | 20. | search for information and explanation |
| | Down:1. | changes in gene frequency within a population | 2. | rounded number of species that have been identified and named to date | 3. | branch of biology that names and classifies species into groups of increasing breadth | 5. | domain bacteria | 8. | domain archaea | 10. | energy flows through |
| 11. | describes natural structures and processes | 12. | due to change over time | 13. | every organism interacts with its environment | 15. | scientific study of life | 16. | lifes basic units | 17. | work requires |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only
Chapter 1
Across:4. | tentative answer to a well-framed question | 6. | all organisms composed of cells | 7. | Implies a lack of knowledge or a guess | 9. | entire set of dna instructions | 13. | cell has membrane-enclosed organelles |
| 14. | does not contain a nucleus or other membrane-enclosed organelles | 18. | discrete unit of information | 19. | domain eukarya | 20. | search for information and explanation |
| | Down:1. | changes in gene frequency within a population | 2. | rounded number of species that have been identified and named to date | 3. | branch of biology that names and classifies species into groups of increasing breadth | 5. | domain bacteria | 8. | domain archaea | 10. | energy flows through |
| 11. | describes natural structures and processes | 12. | due to change over time | 13. | every organism interacts with its environment | 15. | scientific study of life | 16. | lifes basic units | 17. | work requires |
| |
© 2014
PuzzleFast.com, Noncommercial Use Only