plants bear their seeds in a layer of tissue that protects the seed; includes flowering plants

seed-bearing structure of gymnosperms

specialized cells on the epidermis of leaves that control the opening and closing of stomata

plants that bear their seeds on the surfaces of cones; includes pines and spruces

the transfer of pollen from the male reproductive structure to the female reproductive structure

pore-like openings on the underside of leaves; allows gas exchange

loss of water through leaves

seed-bearing structure of angiosperms

plants that bear their seeds on the surfaces of cones; includes pines and spruces

embryo of a plant that is encased in a protective covering and surrounded by a food supply

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