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vascular tissue that conducts food substances from the leaves to other parts of the plant. The cells are living with perforated end plates.
a diploid reproductive stage in the life cycle of many fungi and protists.
biological, chemical, or physical agent that stimulates a characteristic function or causes a...
secretory tissue in the leaves of plants that secretes water through pores in the epidermis or...
water-proof, waxy suberin-thickened layer on the radial and transverse cell walls of the...