Populations of organisms, such as kudzu and the fire ant, that are introduced into a new habitat and reproduce very rapidly are known as species.

The body is protected against harmful flu viruses by

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.

I’m stuck on this question cuz i’m stupid sksksksk