Use the drop-down menus to complete the statements. When ammonia was waved at the
end, the earthworms reacted by quickly pulling back from the odor.
When ammonia was waved at the
vend, the earthworms showed no reaction or change in behavior.

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.