What holds the two strands of dna molecules to each other

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

Dna. we have heard that we are a product of our dna. but where is it? how do we "get" our dna? it is passed to us, from our parents, but in what form? several vocabulary words associated with inheritance are used interchangeably and sometimes, incorrectly. let's see if you can clear this up for someone just learning about inheritance and cell structure.

In general, did the simulated mice align with your predictions from the punnett squares? yes or no?