Identify a True Statement About the Enzyme Creatine Kinase (CK)

Multiple Choice

Identify a true statement about the enzyme creatine kinase (CK) .

A) Creatine kinase (CK) is found only in brain and skeletal muscles.
B) After a heart attack, creatine kinase (CK) shows up more rapidly in blood than lactate dehydrogenase (LDH) .
C) Creatine kinase (CK) is an isozyme as it can exist in five different forms.
D) A high level of creatine kinase (CK) in brain indicates normal functioning of the brain.