Four of the five structures listed below are
components of the human respiratory system. Select
the exception.
a. thoracic cavity
b. pleural sac
c. diaphragm
d. book lungs
e. larynx
Answer: d
Biology & Microbiology
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The axial skeleton includes which of the following?
a. phalanges b. ribs c. femur d. ulna e. metatarsals
Biology & Microbiology
Which muscle is the “calf muscle”?
a. gluteus maximums b. biceps femoris c. gastrocnemius d. sartorius e. quadriceps femoris
Biology & Microbiology
Initiation of transcription requires:a
a promoter sequence. b. DNA polymerase. c. an RNA primer. d. a DNA primer. e. Okazaki fragments.
Biology & Microbiology
Food contains essential organic compounds that can be broken down in our bodies and used as nutrients. What must be present to make a molecule "organic?"
Biology & Microbiology