单词 | spore |
释义 | spore (once / 1940 pages) n WORD FAMILY spore: microspore, spores+/microspore: microspores USAGE EXAMPLESWhen spores are released and land in favorable conditions they grow into gametophytes, tiny thumbnail-sized plantlets with the purpose of reproduction. Washington Times(Dec 09, 2016) A closer look will reveal darkish spots on the leaves, along with a coating of yellowish-orange spores. Seattle Times(Dec 01, 2016) Plus, a spore that likely comes from area eucalyptus trees was turning the wood black. Los Angeles Times(Nov 22, 2016) n a small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion a sexual spore is formed after the fusion of gametes Hypo|Hyper basidiospore a sexually produced fungal spore borne on a basidium endosporea small asexual spore that develops inside the cell of some bacteria and algae carposporea nonmotile spore of red algae chlamydosporethick-walled asexual resting spore of certain fungi and algae conidiospore, conidiuman asexually produced fungal spore formed on a conidiophore oosporea thick-walled sexual spore that develops from a fertilized oosphere in some algae and fungi resting sporea spore of certain algae or fungi that lies dormant; may germinate after a prolonged period tetrasporeone of the four asexual spores produced within a sporangium zoosporean asexual spore of some algae and fungi that moves by means of flagella fern seedthe asexual spore of ferns that resembles dust; once thought to be seeds and to make the possessor invisible pollenthe fine spores that contain male gametes and that are borne by an anther in a flowering plant microsporesmaller of the two types of spore produced in heterosporous plants; develops in the pollen sac into a male gametophyte macrospore, megasporelarger of the two types of spore produced in heterosporous plants; develops in ovule into a female gametophyte aeciosporespore of a rust fungus formed in an aecium ascosporesexually produced fungal spore formed within an ascus zygosporea plant spore formed by two similar sexual cells teliosporea chlamydospore that develops in the last stage of the life cycle of the rust fungus polliniuma coherent mass of pollen grains (as in orchids) ragweed pollenpollen of the ragweed plant is a common allergen agamete an asexual reproductive cell |
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