SCIENCE: GENETICS UNIT TEST, U 4- L 12.

A MANUAL CONTAINS INSTRUCTIONS FOR HOW TO BUILD A VARIETY OF STRUCTURES USING A SET OF INTERLOCKING BRICKS. IF THIS SCENARIO IS USED AS A MODEL FOR GENETIC INFORMATION, WHICH STATEMENT IS CORRECT?
1. THE INTERLOCKING BRICKS ARE THE CHROMOSOMES.
2. EACH SET OF INSTRUCTIONS IS A PROBLEM.
3. THE MANUAL IS A CHROMOSOME.
4. EACH STRUCTURE IS A GENE.