Most antibodies are proteins or are a mix of and polysaccharides.

protein

lipids

nucleic acids

none of the above

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

Which sentence best expresses the differing opinions of these two book reviews?

Blank is a rock with a find dark texture that makes up the oceanic crust