Use arrows to demonstrate the flow of oxygen-rich and oxygen-poor blood through the circulatory and respiratory systems. Use one color to illustrate oxygen-rich blood
and another color to depict oxygen-poor blood

Acommon kind of mechanical weathering is called

How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.

Which is a function of vascular tissue? a. to perform photosynthesis b. to transport water and nutrients c. to absorb minerals and sugar d. to interact with soil fungi