Where in the cell does the citric acid cycle take place?

What is the name for a substance formed in a chemical reaction

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

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.