2. Think Critically Using this lab as a frame of reference, how can we put to practical use our understanding of constructing and analyzing human pedigrees?

it's anything that aren't producers and consumers.

explanation:

you've got to be clear on what "this" is

igneous rocks are formed by solidification of cooled magma (molten rock), with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks.  

the composition depends on the source magma. there are almost a thousand types of composition found till now.  

hope this