The sensory , such as the ear and eye, are sensitive to external or internal stimuli.

How does a gymnosperm prevent itself from pollinating the same tree

The cluster of developing cells from conception until birth is called an

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.