small unicellular animals

• Processes by which nutrients enter the organism


  diffusion, endocytosis, active transport
• Once nutrients have entered the cell, how do they move around


  Cytoplasmic streaming
• cytoplasmic streaming


  Cytoplasm constantly moves around the cell, which helps to distribute nutrients
• Do they require transport systems


  No, they are able to exchange substances directly with their environment
• example of 


  amoeba