Biology Plant Defences Flashcards
Name two physical barriers.
Cuticle
Strong cell walls
What is the cuticle physical Barrier?
A waxy layer that covers outer surfaces like leaves and stems making it difficult for pathogens to get to the cells beneath
Give me an example of a chemical barrier and describe how it works?
Foxglove, a poison released by plants that increases the heartrate of the animal consuming it
What are the four medicines that are made by using plant chemicals?
Aspirin
Artemisinin
Mint and garlic
Taxol
How is Aspirin produced?
salicylic acid produced including willow trees
How is Artemisinin produced?
produced by the wormwood plant that can be used to treat malaria
What does Mint and garlic produce?
produces antibacterial chemicals
what is Taxol and how is it produced?
It is a anti-cancer drug that is extracted from tree bark of a pacify yew tree
