6. which of the following describes the frozen underground soil that is found in the tundra a. polar ice c. permafrost b. hard frost d. emergent layer

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes