When an individual has high blood pressure, his or her heart must work harder than normal to circulate blood?

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

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.

What factors contribute to the effect an environmental toxin has on the human body?