Natural Selection 1-16
Across
- 1. a type of molecule that genes and chromosomes are made of
- 5. to receive genes from a parent
- 8. a specific form of a gene that provides instructions for making a particular protein
- 9. a long piece of DNA that contains many genes
- 10. a way of hiding by looking the same as the background
- 12. a random change to a gene that sometimes results in a new trait
- 13. a result or change that happens because of an event or process
- 14. an instruction for making a protein molecule
Down
- 1. the number of individuals with each trait in a population
- 2. a related organism from a previous generation
- 3. a group of individuals born and living at about the same time
- 4. a graph that uses bars to show how characteristics or values are distributed within a group
- 6. a characteristic that all members of a species have
- 7. everything that surrounds an organism
- 9. an event or process that leads to a result or change
- 11. traita trait that makes it more likely that an individual will survive in a specific environment