Examlex
For each group of sentences below, select the letter of the sentence that is limited enough to be the topic sentence of a good paragraph. Select the good topic sentence.
Red Bone Marrow
A type of marrow found in certain bones that is responsible for the production of blood cells, including red blood cells, white blood cells, and platelets.
Blood Cell Formation
The process, also known as hematopoiesis, by which new blood cells are produced, primarily taking place in the bone marrow from stem cells.
Tendon
Strap of dense connective tissue that connects a skeletal muscle to bone.
Ligament
Strap of dense connective tissue that holds bones together at a joint.
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