Arrange the following in order from the smallest to the largest level of organization: peptide, protein, amino acid, polypeptide

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

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

Blank is a rock with a find dark texture that makes up the oceanic crust