All of the characteristics are seen only in mammals except:a
hair.
b. mammary glands.
c. three middle ear bones.
d. incisors, canines, premolars, and molars.
e. diapsid skull.
E
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Primary production is generally highest in
A. taiga. B. temperate rain forests. C. temperate oceans. D. tropical rain forests. E. tropical oceans.
What are the three properties of living things that the chapter identifies?
What will be an ideal response?
Don’t be alarmed, but you should be aware that right now, there is a species of mites, Demodex folliculorum, living in your eyelashes that are adapted to live on human skin and in human hair follicles, and nowhere else in nature. The good news is that these almost never cause any problems for their human hosts, and most are never even aware that they exist. What type of relationship do your eyelash mites share with you?
a. competitive b. mutualistic c. commensal d. parasitic
The sheaths that surround neurons are composed of
a. amino acids. b. lipids. c. cholesterol. d. carbohydrates e. polysaccharides.