Carbohydrate-active enzyme activities through the plant decomposition process. (a) Heatmap of enzyme diversity and activity in nodules and guts from different fungus-growing termite species, and similarity analyses based on Euclidean clustering with bootstrap support after 10,000 permutations. Shown on the bottom are the AZCL substrates and the enzymes targeting them, respectively. O. (when not used as a genus abbreviation), old; Y., young; mj., major; mi., minor; w., worker.