Question

Hemoglobin protein is produced by red blood cells, but liver cells from the same organism do not produce hemoglobin protein. Why?

A.The gene for hemoglobin is missing in liver cells
B.the gene for hemoglobin is turned off in liver cells
C.The gene for hemoglobin has mutated in liver cells
D.The gene for hemoglobin is activated in liver cells

Answer 1

A. the gene for haemoglobin is missing in liver cells.

Step-by-step explanation:

that is the code in the liver cells is not encoded with the gene from haemoglobin