Fact 1: Information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring. Fact 2: All physical traits and some behavioral traits are determined by our genetic makeup. Given the two facts above, information in an organism 's what determine physical and some behavioral characteristics of offspring?

Select from:
*Species;
*growth;
*chromosomes;
*animals;
*feet;
*hormones;
*habitat;
*mind;
Answer:
chromosomes