Which of the following regarding bone growth is false?
A. Cartilage of growth plates actively grow in lengthwise direction.
B. Increase in bone thickness results from the adding of bone layers on top of the periosteum.
C. Some cartilage remains after it is replaced by bone.
D. Cartilage calcification encroaches on the cartilaginous growth plate.
B. Increase in bone thickness results from the adding of bone layers on top of the periosteum.
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A human female could ovulate about ____ times in her lifetime
a. 40 b. 400 c. 4,000 d. 40,000 e. 400,000
What is the right sequence of events applied in
the scientific method?
a. question; hypothesis; observation; data; test; conclusion b. observation; hypothesis; question; data; test; conclusion c. observation; hypothesis; question; test; data; conclusion d. observation; question; hypothesis; test; data; conclusion e. question; hypothesis; data; observation; test; conclusion
What is the molecular clock?
A) The rate at which mutations accumulate in DNA within a species. B) The rate at which new species diverge from ancestral species. C) The rate at which structures no longer needed become small and insignificant. D) The rate at which new discoveries are made about gene homology.
Habitat destruction is the largest cause of the loss in biodiversity worldwide.
a. true b. false