How can you tell if the couple who is married had children

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.

Witch theory suggests all living things are made up of cell or cells

Which type of landforms forms at the plate boundary as a result of divergent stress