This movement of blood is termed , the purpose of which is to service the cells by providing oxygen and nutrients while removing carbon dioxide and other wastes.

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called