A class was studying human body systems. The students learned about a system
that moved oxygen to the cells and contained structures that help the body fight
infections.
The class was studying the -
muscular system
digestive system
circulatory system
endocrine system
CLEAR ALL
Answers: 2
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Heat is the amount of heat required to change the temperature of 1 gram of a substance by 1°c, and it is related to the chemical composition of the substance.
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How does friction with the atmosphere affect the speed of an artificial satellite
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Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?
Answers: 1
A class was studying human body systems. The students learned about a system
that moved oxygen to...
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