LED LCD, OLED, and plasma. Of these current TV technologies, which one comes out on top? OLED is the new kid on the block, taking on LCD and plasma, the now elder statesmen of the TV world. OLED has the hype, LCD has the sales, and plasma as the adoration of most TV reviewers.
Spores are usually haploid and unicellular and are produced by meiosis in the sporangium of a diploid sporophyte. Under favourable conditions the spore can develop into a new organism using mitotic division, producing a multicellular gametophyte, which eventually goes on to produce gametes.y contrast, gametes are units of sexual reproduction. Spores form part of the life cycles of many plants, algae, fungi and protozoa. Bacterial spores are not part of a sexual cycle but are resistant structures used for survival under unfavourable conditions.
This cycle is known as alternation of generations. The spores of seed plants, however, are produced internally and the megaspores, formed within the ovules and the microspores are involved in the formation of more complex structures that form the dispersal units, the seeds and pollen grains.ince fungi are often classified according to their spore-producing structures, these spores are often characteristic of a particular taxon of the fungi. 1  Sporangiospores: spores produced by a sporangium in many fungi such as zygomycetes. 2  Zygospores: spores produced by a zygosporangium, characteristic of zygomycetes.