PBS Unit 1-7th Period

Front

If a strand of DNA has 39% Cytosine, what percentage of Guanine does it have?

Back

39% Guanine, because in DNA, Cytosine pairs with Guanine.

Front

What are irregularly shaped cell fragments that help clot blood called?

Back

Platelets, also known as thrombocytes.

Front

What is the blood type that has both A and B antigens?

Back

AB blood type.

Front

What are white blood cells also known as?

Back

Leukocytes.

Front

What are platelets also known as?

Back

Thrombocytes.

Front

What is the function of platelets in the blood?

Back

To help in blood clotting.

Front

What is the role of leukocytes in the body?

Back

To fight infections and provide immune defense.

Front

What is the main function of red blood cells?

Back

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

Front

What is the term for the liquid component of blood?

Back

Plasma.

Front

What is the process called when blood cells are formed?

Back

Hematopoiesis.