Mr BA has the following blood results: Serum Folate:    11mc…

Mr BA has the following blood results: Serum Folate:    11mcg/L               (3.89 – 26.8) Serum B12:         60ng/L                  (191 – 663) The haematologist orders a test for anti-intrinsic antibodies, what is the significance of this test?

Scientists have found that polypeptides that are normally sy…

Scientists have found that polypeptides that are normally synthesized in the endoplasmic reticulum are about 20 amino acids longer when they are synthesized by ribosomes not attached to the endoplasmic reticulum. What is a possible explanation for the greater length of these polypeptides?