Assume in graphing these data that the independent variable is shown on the horizontal axis and the dependent variable on the vertical axis. 123.Refer to the above data sets. The variables are directly related in:
Share. Albumin is a protein present in the blood. Proteins are normally absent in urine because the kidney cells generally prevent large molecules including proteins, from being excreted. Some proteins may appear in the urine in normal individuals also if blood levels are very high.
Albumin is normally found in the blood and filtered by the kidneys. When the kidneys are working as they should, there may be a very small amount of albumin in the urine. But when the kidneys are damaged, abnormal amounts of albumin leak into the urine.