At which point in the diagram above are particles of air closest together?

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

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.

If animal agriculture was eliminated, how much grain would become available for human consumption?