The change in size of the bone marrow (where blood cells are produced) as an infant matures is an example of ________, whereas the transformation of blood stem cells into white blood cells is an example of ________
A) growth; development
B) development; differentiation
C) growth; differentiation
D) differentiation; growth
E) differentiation; development
C
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You find a bone that has a round head at one end, two large, smooth condyles at the other end, and a long ridge for muscle attachment on one side of the shaft. Based on your knowledge of bone markings, you identify it as which bone?
A. Ulna B. Tibia C. Femur D. Radius E. Fibula
What is the dietary recommended daily allowance of protein for a person of average weight?
A. 44-60 g B. 44-60 mg C. 4,700 mg D. 1,200 mg
There are a variety of ways that animals have adapted to cope with life in desert environments. Describe five adaptations, giving examples if appropriate, that animals might use to cope with high heat and low water availability
What will be an ideal response?
The respiratory rate is
A) higher in adults than in children. B) roughly 20-30 breaths per minute for toddlers. C) the movement of about 500 ml of air per breath at rest. D) the number of breaths per hour. E) needed to calculate residual volume.