Immediately outside the pulp cavity of a tooth is the:a
enamel.
b. dentin.
c. cementum.
d. spongy bone.
e. nerve.
b
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Why are sensory organs, such as eyes, located on the surface of the body?
A. Their location is adaptive; it allows sensory organs to receive input from the environment. B. Their location is adaptiveit allows sensory organs to receive input from the central nervous system. C. Their location is an artifact of development; these structures are derived from mesoderm. D. Their location is an artifact of development; these structures are derived from endoderm. E. None of the answer options is correct; there is a better explanation that is not listed.
The interval between points A and C may be as long as several
a. hours. b. days. c. weeks. d. months. e. years.
Ligaments are connective tissues that connect _____ to _____ across a joint.
A. muscle; muscle B. muscle; bone C. tendons; bone D. bone; bone E. cartilage; bone
The "synthesis" part of photosynthesis is the Calvin cycle, which occurs in the:
A) thylakoids. B) stroma. C) stomata. D) chlorophyll molecules. E) electron transport chain.