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Questions and Answers
What is the function of the heart and blood vessels in animals?
What is the function of the heart and blood vessels in animals?
- To regulate body temperature
- To transport substances and form the circulatory system (correct)
- To aid in digestion and absorption of nutrients
- To produce and store blood cells
What is the role of red blood cells in the body?
What is the role of red blood cells in the body?
- To fight off infections and diseases
- To regulate blood sugar levels
- To produce antibodies for the immune system
- To bind with oxygen and transport it to all parts of the body (correct)
What gives blood its red color?
What gives blood its red color?
- The oxygen content in the blood
- The red pigment called haemoglobin in red blood cells (correct)
- The plasma that makes up most of the blood volume
- The presence of white blood cells
What is the main function of blood in the body?
What is the main function of blood in the body?
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What is the fluid in which different types of cells are suspended in the blood called?
What is the fluid in which different types of cells are suspended in the blood called?
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