cell microscopic- vicia faba

annual background bean biological biology botany cell chlorophyll chloroplast cortical cross cut education endoderm exoderm faba glandular hair histological horse legume macro magnification membrane metaxylem micro microscope microscopic microscopy nature nucleus parenchyma pericycle phloem plant preparation protoksilema research rizoderma root science scientific sclerenchyma section structure tissue vicia view wick young