General Anatomy · Multiple Systems · Easy
Nucleus
Meaning: The membrane-bound control centre of a cell that contains its genetic material.
In practice: Mature red blood cells have no nucleus, which leaves more room for haemoglobin.
Quick check
Two questions on related general anatomy words.
Which word means: Loose embryonic connective tissue that gives rise to bone, cartilage, muscle and blood vessels.
Answer: Mesenchyme
Which word means: The part of the back on either side of the spine between the lowest ribs and the pelvis.
Answer: Loin
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