You are presented with the question "Chromosomes are units of information causing traits to be what to offspring?" and the following answer choices: 
- cycles
 - growth
 - haploid
 - haploid plants
 - passed on
 - passed down
 - passed up
 - passed over

Now knowing that information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring and chromosomes are units of genetic information, choose the best answer.


 

      passed down   