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What else can I help you with?
What does an open circulatory system lack?
Vessels
In animals that lack a circulatory system how are materials transported?
diffusion
Why do larger animals like a bullfrog require a circulatory system but animals such as a planarian do not?
Diffusion is inadequate to move gases through the surface and into all parts of a larger animal body. However, diffusion alone is sufficient to move gases in and out of the thin body of a planarian.
Do Cnirarians have blood?
No , cnidarians don't have blood .They lack any type of circulatory system .
How are materials transported in an animal that lack a circulatory system?
Cause they like to f**K
How can person's lifestyle affect the performance of the respiratory and circulatory system?
Smoking, lack of exercise, lack of attention to Asthma, and exposure to irritants such as dust can all affect the performance of the respiratory and circulatory systems.
How can a person lifestyle affect the performance of the respiratory and circulatory system?
Smoking, lack of exercise, lack of attention to Asthma, and exposure to irritants such as dust can all affect the performance of the respiratory and circulatory systems.
How can a persons lifestyle affect the performance of the respiratory and circulatory system?
Smoking, lack of exercise, lack of attention to Asthma, and exposure to irritants such as dust can all affect the performance of the respiratory and circulatory systems.
How can a person's lifestyle affect the performance of the respiratory and circulatory system?
Smoking, lack of exercise, lack of attention to Asthma, and exposure to irritants such as dust can all affect the performance of the respiratory and circulatory systems.
How can a persons lifestyle affect the performance of respiratory and circulatory system?
Smoking, lack of exercise, lack of attention to Asthma, and exposure to irritants such as dust can all affect the performance of the respiratory and circulatory systems.
How can a person lifestyle affects the performance of the respiratory and circulatory system?
Smoking, lack of exercise, lack of attention to Asthma, and exposure to irritants such as dust can all affect the performance of the respiratory and circulatory systems.
How can persons lifestyle affect the performance of the respiratory and circulatory system?
Smoking, lack of exercise, lack of attention to Asthma, and exposure to irritants such as dust can all affect the performance of the respiratory and circulatory systems.
