Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

The goal of proteomics is to identify or compare proteins expressed from a given genome under specific conditions, study the interactions between them, and use the information to predict cell behavior or develop drug targets.
The goal of proteomics is to identify or compare what substances expressed from a given genome under specific conditions, study the interactions between them, and use the information to predict cell behavior or develop drug targets?

Invertebrates (and higher animals) can also be placed in one of two groups based on how they develop as embryos.
Invertebrates (and higher animals) can also be placed in one of two groups based on how they develop as what?

Vertebrates have evolved more complex digestive systems, with some species having multi-chambered types of stomach organ.

Vertebrates have evolved more complex digestive systems, with some species having multi-chambered types of what organ?