Explain the term lichens
Explain the term lichens? How do fungi contribute in this ecological interaction?
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Lichens are made by mutualist ecological interaction among algae and fungi or between fungi and cyanobacteria. In this ecological interaction, the fungi absorb water which is then employed by algae (cyanobacteria), and algae (cyanobacteria), as autotrophs, generate organic material in surplus to serve as a food for the fungi.
Advantages of bio-fuels (bio diesel and bio ethanol): Biofuel advocates frequently point out the advantages of these plant- and animal-based fuels, like: 1. Biofuels can be significantly less expensive than gasolin
Define the term cephalization? How does lateral symmetry prefer cephalization?
Write down the two major morphological patterns of cnidarians? Concerning locomotion how do these forms discriminate from each other?
What is meant by nutrient?
Name the capillaries of vascular system?
Diffusion: It is the spreading of substance molecules from an area where the substance is more concentrated to other area where it is less concentrated. For illustration, throughout the boiling of water in a kitchen gaseous water particles tend to con
Give a brief description of homeostasis? What are the controllers, sensors and effectors of the homeostasis?
Specify the functional unit of kidneys?
What are the three stages into which the cell respiration is classified?
Explain what are dendritic cells?
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