Final answer:
The chromosome is the structure that carries genetic information in an organism.
Step-by-step explanation:
The structure that carries genetic information is the chromosome. Chromosomes are thread-like structures made up of DNA and proteins, and they contain the genetic material of an organism. Within the chromosome, genes are segments of DNA that code for specific traits or characteristics. The nucleus of a cell houses the chromosomes, which are passed down from parents to offspring during reproduction.
Learn more about Genetic information