Why are producers vital to all other organism?

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

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.

Which anatomical plane is the only one that could not show both the sternal region and vertebral region