Answer:
(a) Allow movement in only one plane/direction (that is extension or flexion)
(b) The skeletal system also produces blood cells in their bone marrow
14,7,8 is incorrect
I think
Answer:
To be classified as a hurricane, a tropical cyclone must have one-minute-average maximum sustained winds at 10 m above the surface of at least 74 mph (Category 1). The highest classification in the scale, Category 5, consists of storms with sustained winds of at least 157 mph.
Explanation:
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