PLTW Principles of Biomedical Science - Midterm Review

Front

What is the purpose of adding enzymes to DNA in preparation for electrophoresis?

Back

To cut the DNA into fragments.

Front

In gel electrophoresis, where will the largest DNA fragment appear?

Back

Closest to the starting wells.

Front

In a DNA fingerprint, where can lighter-weight fragments be found?

Back

At the bottom.

Front

What is the primary fingerprint pattern called that has a loop shape?

Back

Loop.

Front

What type of blood cells fight bacteria and viruses?

Back

White Blood Cells.

Front

What is gel electrophoresis used for?

Back

To separate DNA fragments based on size.

Front

What is the role of agarose gel in electrophoresis?

Back

To act as a medium through which DNA fragments can move.

Front

What does a DNA fingerprint represent?

Back

The unique pattern of DNA fragments that can identify individuals.

Front

What is the function of red blood cells?

Back

To carry oxygen from the lungs to the body and carbon dioxide from the body back to the lungs.

Front

What are platelets responsible for in the blood?

Back

For blood clotting.