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Botany Lecture 1 (8/27)

Terms in this set (19)

Plant characteristics
Multicellular, sessile, sexual reproduction, autotrophic, cellulose-rich cell walls
Bryophytes
mosses, hornworts, liverworts
Lycophytes
Fern allies
Pteridophytes
True ferns
Gymnosperms
Non-flowering open seeded plants
Angiosperms
Flowering plants
What can cause diseases in plants?
Viruses
Ethnobotany
Study of how plants were used in traditional societies in the past
Economic Botany
Study of how modern industrialized societies use plants for profit
Most commonly used types of plants in ancient agriculture...
Cereals & legumes
Cereals
Food grains such as wheat, rice, barley, corn, etc.
Cereals have high ______________________
Carbohydrate
Legumes is rich in ________________________
Protein
Primary Metabolites
Major biomolecules critical for life of the plants, such as: proteins, carbohydrates, fats
Secondary Metabolites
Compounds with accessory functions, not critical for life of the plants, such as: terpenes, phenolics & alkaloids
Important terpenes from plants
Perfumes from flowers, carotene is the precursor for Vitamin A, rubber for tires, balloons and numerous other parts or devices we use everyday
Important phenolics from plants
Many pigment/coloring and flavors like; vanilla from vanilla bean, hot capsaicin form chili peppers, tannins are good anti-oxidants in tea, red wine, lignins in plant cell walls make the wood
Important alkaloids from plants
Some plant alkaloids affect the nervous system of animals, e.g. narcotics, caffeine, marijuana. Many have therapeutic or medicinal uses e.g. Codeine, morphine, quinine
What is in our chocolate?
Theobromine
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