B seasonal variations in climate tend to increase with distance from the equator
A cell with a nucleus. The opposite is a prokaryote; a cell without a nucleus.
CPT Code 62270
CPT Code 62270 is under Injection, drainage or aspiration procedures of the spine and spinal cord. This is fitting for the patient who has had a diagnostic lumbar puncture where a small amount of cerebrospinal fluid is removed for laboratory testing.