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When does diffusion of nutrients among cells of an organism cease?
Diffusion of nutrients among cells of an organism ceases when all cells have reached an equilibrium where nutrients are evenly distributed and there is no longer a concentration gradient driving the diffusion process. This typically occurs when all cells have sufficient nutrients and there is no need for further transfer.
What do cells need to create energy?
oxgyen
What are the 4 characteristics of a living thing?
organism cells energy nutrients
What do organism use nutrients from food for?
To make cells and build body parts
Bacteria that invade a host organism and obtain nutrients from hosts cells?
It is Pathogenic
Bacteria that invades a host organism and obtains nutrients from the host's cells?
It is Pathogenic
How do you know if an tree is an organism?
a tree has cells inside it that absorb nutrients, which only living organisms have.
What is the main function of the circulatory system in a multicellular organism?
For non-insects, its the transportation of oxygen and nutrients to the cells and wastes away from the cells.
How do different densities affect small organism?
small organisms have more oxgyen than big organisms
How do living cells in the artery and vein obtain oxygen?
living cells in the arteries and veins obtain oxgyen via diffusion from the capillaries...
What are the roles of the circulatory system?
the role of the circulatory system is to transport oxygen and nutrients to all the cells in that one organism
What is meant by the term essential nutrients?
Essential nutrients are needed for an organism to survive. Each organism has their own essential nutrients.
