科 is a Chinese hanzi, listed here under the keyword “section”. It is built from 禾 (grain still on stalk) and 斗 (a dipper). It appears as a component in 4 other characters in this index.
On KumiJi Glyph Explorer, open the parts search and type “grain still on stalk” + “a dipper”. 科 is among the results, together with every other character containing the same shapes.
Open 科 in the interactive kanji search
to expand every part down to its smallest pieces, add your own names and mnemonic stories,
or search for other characters by their parts.