A dish is filled with agar jelly that contains starch. Four holes are cut into the jelly, and each hole is then filled as shown. After 30 minutes, which hole will be enclosed by the greatest starch-free area?
- AA
- BB
- CC
- DD
Biology 5090 · O Level · Enzyme action
A dish is filled with agar jelly that contains starch. Four holes are cut into the jelly, and each hole is then filled as shown. After 30 minutes, which hole will be enclosed by the greatest starch-free area?