How does the structure of the cell membrane relate to its function?

Which mantle is under the crust the upper mantle or the lower mantle i think it's upper let me know if i'm right

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 is the cause hearing loss in human being