FAQs/Short Answers – Population Genetics Following are the all short questions related to population genetics Also Read Advantages and Disadvantages of Vertical Farming Importance of Forests Dr. Qaiser MaqsoodI’m Dr Qaiser Maqsood (PhD), a dedicated researcher and expert in Biological Sciences, Gardening, Bio-Diversity, Ecology, and Environmental Sciences. I’m much concerned about Environmental Pollution, Climate Change,…
Heterospory and seed habit Heterosporous plants produce two sets of specialized spores: megaspores (haploid female spores) and microspores (haploid male spores). Heterospory has evolved independently in several lineages. While, Homospory is the production of same type of spores. Scientists believe that heterospory is the precursor of seed reproduction. This is known as seed habit. The…
Heterospory in Pteridophytes Pteridophytes serve as a link between bryophytes and seed plants. In Pteridophytes, heterospory was reported in the late Devonian period. They are vascular plants with roots, stems, and leaves but no flower or seed. Most of the Pteridophytes are homosporous as they produce only one kind of spore. In homospory, the sex…
Introduction The term gymnosperms have its origin in the Greek words “Gymno” naked, unenclosed; and “Sperma”; seed. Gymnosperms are seed-bearing vascular plants of the subkingdom “Embryophyta”. These are flowerless and reproduce by exposed seeds (naked seed) or ovules, “the most distinguishing feature of this group”. In gymnosperms, seeds are always…
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