Genetics

2. An organism that has a recessive gene but does not show the trait.
6. A section of DNA that controls a trait.
7. A structure in a cell nucleus that holds long strands of DNA.
8. A strong allele that always shows up when it is present.
9. The children or young produced by living parents.
10. The basic building block of all living things.
13. Having two different alleles for a particular gene.
15. A change in a gene that can create a new trait.
17. Another term for incomplete dominance where traits appear mixed together.

1. An organism that always produces offspring with the same traits.
3. A weaker allele that is hidden unless two copies are present.
4. Having two identical alleles for a particular gene.
5. A family tree diagram used to trace a genetic trait.
11. A characteristic that an organism can pass on to its offspring.
12. An organism that has two different alleles for a trait.
14. The molecule that carries the instructions for how a living thing looks and functions.
16. A different version of a gene that decides a specific trait.