MICROANATOMY

BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS

HEMATOPOIESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What remaining organelle causes an immature red blood cell to remain a reticulocyte?
A
Rough Endoplasmic Reticulum
B
Smooth Endoplasmic Reticulum
C
Nucleus
D
Mitochondria
Explanation: 

Detailed explanation-1: -R1 reticulocytes also contain residual mitochondria, ribosomes, endoplasmic reticulum (ER) and other internal membranes that are not required by the mature RBC.

Detailed explanation-2: -Reticulocytes are red blood cells that are still developing. They are also known as immature red blood cells. Reticulocytes are made in the bone marrow and sent into the bloodstream.

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