yess
Well the circulatory system delivers oxygen to each of your cells in order for them to work. From your cells, certain enzymes that break down your food is created. Those enzymes are the whole reason the digestive system does what it does.
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yess
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1. digestive and circulatory
the digestive system and the respiratory system, or the lymphatic system and the endocrine system, or the digestive system and the cardiovascular system, or the endocrine system and the cardiovascular system
Skeletal, Circulatory, digestive
Most jellyfish do not have specialized digestive, osmoregulatory, central nervous, respiratory, or circulatory systems.
circulatory and digestive
they are all systems
The veins are found in the circulatory system.
the digestive system breaks down what we eat the the circulatory system delivers the nutrients to cells for metabolism
respitory, digestive, and circulatory =
The digestive, circulatory, muscular and nervous system.