Which of the following is a problem caused by acid rain? is a factor in global warming
causes depletion of the ozone layer
respiratory problems in humans
makes lakes and streams unsuitable aquatic life

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 would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?

Is this mrna or rna need need the answer in a hurry