The "waxy coat" present on some of the leaves of the Canadian Buttercups serves what purpose?A. To make it slippery to insectsB. To prevent the stomata from openingC. To allow water to slide off the petalD. To protect it from extreme temperatures
The waxy coat on plant's leaves serves to retain water. It is composed of cutin, a wax-like material produced by the plant which is chemically a hydroxy fatty acid.
