Please help! rlly confused on this worksheet.

Where would you expect to see seedless plants, such as ferns and mosses? a. in a botanical museum, because they are all extinct b. low and close to the ground in a moist environment c. climbing high while circling the branches of another plant d. deeply rooted in a forest with a trunk that reaches 20 meters or more

I’m stuck on this question cuz i’m stupid sksksksk

Omg substrates with the same size and shape as the active site will bind to the enzyme. why is the key labeled the “bad” substrate?