Question

mature RBC of humans are_______
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Answer 1

Answer:

These red blood cells, also called erythrocytes, are the most common blood cell type, accounting for 40–45% of the blood's volume. They contain hemoglobin, which is a protein that carries oxygen throughout the body. ... Their small size allows them to squeeze through even the smallest human blood vessels.

Answer 2

Answer:

The circular flow model demonstrates how money moves through society. Money flows from producers to workers as wages and flows back to producers as payment for products. In short, an economy is an endless circular flow of money.

Explanation:

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