Across
- 6. traditionally based on studies of morphology and anatomy
- 7. the processes that make more of the same kind of organism
- 11. ability to detect or sense stimuli in the internal or external environment and to make appropriate responses
- 12. chemical reactions in cells that break down nutrient molecules and release energy for metabolism
- 13. permanent increase in size and dry mass by an increase in cell number or cell size or both
Down
- 1. removal from organisms of the waste products of metabolism (chemical reactions in cells including respiration), toxic materials, and substances in excess of requirements
- 2. naming species as an internationally agreed system in which the scientific name of an organism is made up of two parts showing the genus and species
- 3. a group of organisms that can reproduce to produce fertile offspring
- 4. & amino acids sequences of bases in ________ and ________ of in proteins are used as a more accurate means of classification
- 5. movement, respiration, sensitivity, growth, reproduction, excretion and nutrition are features of ________
- 8. All living things are made up of ________ and they contain cytoplasm, cell membrane, DNA, ribosomes and enzymes
- 9. an action by an organism or part of an organism causing a change of position or place
- 10. taking in of materials for energy, growth and development; plants require light, carbon dioxide, water and ions; animals need organic compounds and ions and usually need water