Which part of the body produces the hormone erythropoietin?

The correct option is D

Juxtaglomerular cells of the kidney

The correct option is D.

Explanation for correct option:

1. The hormone erythropoietin is produced by the juxtaglomerular cells of the kidney.
2. This hormone is known to produce red blood cells.

Explanation for incorrect options:

Option A:

1. The cells of rostral adenohypophysis are known to synthesize hormones in the anterior lobe of the pituitary.

Option B:

1. Alpha cells of the pancreas are known to secrete the peptide hormone glucagon for increasing the glucose level of blood.

Option C:

1. The cells of bone marrow produce two types of cells which are myeloid and lymphoid lineages.

Final answer: The hormone erythropoietin is produced by juxtaglomerular cells of the kidney.