You have been given a sample of tissue that has pillar-shaped cells arranged tightly together. The tissue you have is:
A) Squamous epithelium
B) Cuboidal epithelium
C) Columnar epithelium
D) Transitional epithelium
Answer: C) Columnar epithelium
Anatomy & Physiology
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Which hormone increases calcium and phosphate ion absorption by the intestines?
A) parathyroid hormone B) calcitriol C) thyroxine D) calcitonin E) estrogen
Anatomy & Physiology
As a runner sprints down a track, her movement is an example of
A. potential energy. B. mechanical energy. C. heat. D. radiant energy. E. chemical energy.
Anatomy & Physiology
The point where separation of the DNA occurs is called the replication fork.
a. true b. false
Anatomy & Physiology
The intracellular protein ________ binds calcium ions. This complex can then activate enzymes
A) receptor B) cAMP C) G protein D) calmodulin E) ATP
Anatomy & Physiology