文档介绍：an同功器官endosperm胚乳seedcoat种皮radicle胚根plumule胚芽hypocotyl下胚轴cotyledon子叶dormancy休眠seedgermination种子萌发eukaryote真核生物prokaryote原核生物algae藻类blue-haride黏多糖gelatinoussheath胶质鞘exospore外生孢子heterosexualcell异性细胞greenalgae绿藻isogamy同配生殖anisogamy异配生殖anisogamy卵式生殖zygogamy接合生殖haploid单倍体diploid二倍体polyploid多倍体carposporophyte孢子体brownalgae褐藻sea-tangle海带agar琼脂fungi菌类parasitism寄生saprophytic腐生的lichen地衣archegonium颈卵器antheridium精子器antiphyte孢子体gametophyte配子体protonema原丝体bryophyta苔藓植物cruciferae十字花科vascularplants微管植物aquaticplant水生植物salicaceae杨柳科angiosperm被子植物endoplasmicreticulum内质网vegetativereproduction营养繁殖intercellularlayer胞间层phellogen&an感觉器periostracum壳皮层prismaticlayer壳层nacreouslayer珍珠层veliger面盘幼虫glochidium钩介幼虫adductor闭壳肌segmentation异律分节linearanimal线形动物pericardialcavity围心腔cervicalvertebra颈椎sacralvertebra荐椎pulmonaryvein肺静脉precavalvein前腔静脉bladder气囊middleear中耳tympanumcavity中耳腔amnion羊膜neopallium新皮层lagena瓶状囊wishbone叉骨postcavalvein后腔静脉glandularstomach腺胃airsac气囊saltgland盐腺scleroticring巩膜骨viviparity胎生placenta胎盘allantois尿囊rumen瘤胃bursaoffabricius腔上囊masticatorystomach肌胃reticulum网胃omasum瓣胃abomasum皱胃cochlea耳蜗earthworm蚯蚓internalnaris内鼻孔amniota羊膜动物arthropod节肢动物coelenterate腔肠动物annelid环节动物cellmembrane&plasmamembrane细胞膜epithelialtissue上皮组织connectivetissue结缔组织cartilagetissue软骨组织osseoustissue骨组织musculartissue肌肉组织cardiacmuscle心肌intercalateddisc闰盘Nissl'sbody尼氏小体colony&leavage不完全卵裂colonialtheory群体说gastrovascularcavity消化循环腔musclesy