To identify the approximate age of skeletal remains of a body found in the forest, the forensic anthropologists are most interested in which of the following?
a. whether the epiphyses have fused to the diaphyses
b. number of bones in the skeleton
c. length of the long bones in the legs
d. presence or absence of articular cartilage
a. whether the epiphyses have fused to the diaphyses
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The function of hemoglobin is to
A) carry dissolved blood gases. B) carry bicarbonate ion. C) aid in the process of blood clotting. D) produce antibodies. E) stimulate erythropoiesis.
Place in correct order the following steps in the process of appositional growth of cartilage.a: New matrix is produced and secreted.b: Chondrocytes differentiate, each in its own lacuna.c: Stem cells undergo mitosis.d: Committed cells differentiate into chondroblasts.
A. a. - c. - b. - d. B. c. - d. - b. - a. C. a. - c. - d. - b. D. c. - d. - a. - b. E. d. - c. - b. - a.
Phagocytic cells of the alveolus are the
A. alveolar macrophages. B. alveolar type I cells. C. alveolar type II cells. D. squamous alveolar cells. E. septal cells.
What function is served by the increased axon diameter at the nodes of Ranvier?
What will be an ideal response?