When drinking water at a party you sneezed and water came out of your nose. This happened because:a
the epiglottis did not close.
b. the glottis did not close.
c. the pharynx and nasal cavity are connected.
d. the tongue blocked the pharynx.
e. the water was carbonated
C
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The appearance of complex multicellular animals in the fossil record:
A. coincides with increased levels of oxygen in the atmosphere and ocean. B. occurred at about the same time as the appearance of land plants. C. occurred soon after the appearance of simple multicellular organisms. D. occurred after the appearance of complex multicellular fungi. E. coincides with time period when oxygen first began to accumulate in the atmosphere.
New species may result from
A. polyploidy. B. adaptive radiation. C. divergent evolution. D. All of these answers are true
Infants infected with the coxsackie B virus do not develop myocarditis and, therefore, the virus is rarely fatal
Indicate whether the statement is true or false
Glucose plus fructose forms a disaccharide called ______.
A. maltose B. starch C. sucrose D. glycogen