Across
- 3. the growth or movement of a plant, or of a particular part of a plant, towards light
- 5. the growth of the parts of plants in response to the force of gravity (i.e. roots growing down into the ground)
- 6. key A tool that allows the user to determine the identity of organisms
- 8. A period in an organisms life cycle when growth, development, and physical activity (in animals) are temporarily stopped
- 9. any change in the DNA sequence of a cell
- 14. an animals body processes slowing down for survival in extreme conditions
- 18. breeding the intentional breeding of two individuals to produce offspring with favorable characteristics
- 19. the place an organism lives that provides all of its needs
- 20. selection organisms that are netter suited for their environment are more likely to survive and reproduce
- 21. One of a pair of genes that controls a certain characteristic
- 22. the turning of bending of a plant or other organism in response to touch
Down
- 1. plant the intentional cross-pollination of two different varieties of a plant, aiming to produce an offspring, or hybrid, that contains the best traits of each of the parents
- 2. animal An animal that has been tamed and kept by humans for work, a food source, or a pet
- 4. species The most numerous species in an ecological community
- 7. key consists of a series of choices that lead the user to the correct name of a given item
- 10. feature relating to the outside or outer part of an organism
- 11. the organism or organisms resulting from sexual or asexual reproduction
- 12. an organism's characteristics
- 13. how an organism is built or arranged
- 15. The process of grouping something according to its qualities or characteristics
- 16. A response to a stimulus
- 17. the seasonal movement of animals from one place to another