What are the two main regions that divide the seafloor?

Using freezing point depression to find molecular weight lab report

Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work)

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.