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Types of Circulatory System - Coggle Diagram
Types of Circulatory System
Unicellular & Multicellular organisms
Unicellular & Small organisms does not need a specific circulatory system
Multicellular organisms need a specific circulatory system
Necessity of transport system (Multicellular)
Cells situated far away from external environment
Simple diffusion is not enough
Waste product cannot be remove quickly
Ensure continuous supply oxygen & nutrients
2 types of circulatory system
Open circulatory system
Closed circulatory system
Single
Incomplete double
Complete double
Compare & Contrast circulatory system
Insects
Fish
Amphibians
Human