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《植物学》教学大纲(Teaching outline of Botany) Own collection Think its useful So upload it to Baidu Share it with everyone! Introduction 1 hours Basic requirements: understanding the flora and diversity of plants, the role of plants in nature, relationships with humans, and the development of Botany Important: grasp the flora and diversity of the plant kingdom Difficulties: taxa and diversity in the botanical community I. plant and plant kingdom Biological characteristics: Biodiversity: genetic diversity, species diversity and ecosystem diversity The 3 stage: non cellular stage, prokaryotic stage and eukaryotic stage Hierarchy of structure: individual Tissues, cells, subcellular compartments, molecules, etc Population (Ju Qun), species, communities, ecosystems, landscapes, etc The diversity of plants is shown by the number of species and the differences between the species and the complex relationship between the species and the environment It is the evolutionary result of plant environment adapting to environment and environment It is an important content of biological ambiguity It is also the important foundation of the sustainable development of nature and human society Plant diversity includes species diversity, morphological structure diversity, nutrition mode diversity, life cycle (life) type diversity, product component diversity, and so on There are now about 1 million 750 thousand species that have been described and recorded The actual variety is even more There are about 40-50 species of plants About 300 thousand species have been described Plant diversity includes 3 aspects: genetic diversity of plants Species diversity of plants Plant ecosystem diversity The genetic diversity of plants is manifested by differences in gene combinations (genotypes) among different populations or individuals within a species Like a plant having different colors, qualities, etc The diversity of plant ecosystem is manifested by the complex relationship between the type of plant comm
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