Fungi differ from plants, however, in two major ways: (1) their cell walls are made of chitin, rather than cellulose, and (2) they lack the ability to make their own food by photosynthesis;
(they; lack; the ability to make their own food by photosynthesis) (their cell walls; are made; of chitin, rather than cellulose) Context(their cell walls are made,List([58, 83))):(Fungi; differ; )
their cell walls are made,List([58, 83))
they their cell walls Fungi
lack are made differ
the ability to make their own food by photosynthesis
of chitin, rather than cellulose