If laboratory findings show that a patient has low hemoglobin
and low hematocrit levels, the anemia may have resulted from any the following:
- Blood loss
- Inadequate erythrocyte (Red blood cell) production
- Abnormal erythrocyte production
- Hemolysis (The destruction of normally formed erythrocytes<span>)</span>
B) a hollow ball of cells
I believe that is meiosis. If I am not right then search for it online
: )