PPT-Medicines from Plants Why are plants so important?

Materials extracted from plants are used in about 50 of the medicines used in the western world Products from plants are often cheaper and safer than man made synthetic ones To identify which plants are useful scientists study traditional folklore and observe their practices Many of the chemicals withdrawn from plants have been used by natives for many years. Today we are learning to…….. Describe why the rainforest is so important to us.. Explain why the rainforest is being destroyed.. Discuss how groups of people are trying to conserve the rainforests.. Plants= eukaryotic, . multicellular, . photosynthetic. . Green Algae. Bryophytes. (Non-vascular). Tracheophytes. (Vascular). Non-seeds. Seeds. Gymnosperms. (Naked seeds). Angiosperms. (Seeds in flowers and fruit). Plants…. Eukaryotic (have a nucleus). Have cell walls made of cellulose. Carry out photosynthesis using the pigment chlorophyll a and chlorophyll b. Belong to the kingdom Plantae. Types of plants. 1) Green Algae. Plants= eukaryotic, . multicellular, . photosynthetic. . Origin of Land Plants?. Evidence that Green Algae are the ancestors. 1) DNA. 2) Ch a & b. 3) True starch inside chloroplasts. 4) Diverse life cycles & reproduction. Herbal preparations . could . be regarded as the original biologic approach to medicine.. Herbal medicines can be applied to the treatment of a variety of ailments, . including both . acute and chronic . Poisonous Plants Plants cannot move to escape their predators, so they must have other means of protecting themselves from herbivorous animals. Some plants have physical defenses such as  thorns, spines and prickles By. Isma’eel Umar Yunus. BPharm., RPh.. African . League Of Young Masters (ALYM. ) Weekly meeting.. 16th March, 2013.. . Outline. T. he meaning of Biodiversity.. The scope of Biodiversity.. The benefits of Biodiversity.. PURPOSE To become familiar withwhat makes plants growOBJECTIVES For youth to identify five basic plantneedsdescribe what a plantneeds in order tomanufacture its own fooddescribe how the nutrientconten Assist.Prof.Dr.Widad. . Jumaa. . Hamid. Medicinal plants. , . medicinal herbs. , or simply . herbs. have been identified and used from prehistoric times. Plants make many chemical compounds for biological functions, including . Also, is a form of medical treatment which relies on the use of plants, either whole or in the form of prepared extracts and essences. . . phytotherapy. (from the Greek . phytos. , meaning ‘plant’); a term, first used by Henri . Guiana. . Shield. Setting the scene of the Workshop. Introduction. . by. . Dominiek. . Plouvier. , Consultant. Setting the scene. . I. . Definition. of the . Guiana. . Shield. , . Amazon. . biome. archegonium. which includes bryophytes, . pteridophytes. and gymnosperms. The name of this group is derived from the name of female reproductive organ known as . archegonium. (singular) archegonia (plural). The archegoniate plants comprises the following groups . Assist.Prof.Dr.Widad. . Jumaa. . Hamid. Medicinal plants. , . medicinal herbs. , or simply . herbs. have been identified and used from prehistoric times. Plants make many chemical compounds for biological functions, including . The term ethno botany was coined by J.W. . Harshberger. in 1895 . . the study of plants used by the primitive and . tribal . people. . Though . this discipline has existed for ages, ethno botany emerged as a distinct academic branch of natural...