To establish biological reserves around the world is the programme of

……………………………

The body is protected against harmful flu viruses by

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

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.