The idea that the genetic code seems to be "arbitrary" (i.e. could be different and still function as well) actually strengthens the hypothesis that all life shares a common ancestor.
a. true
b. false
Answer: a. true
Environmental & Atmospheric Sciences
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Referring to the figure below, at which of the following points are the pressures in the barometer equal?
?
A. points A and C B. points C and D C. points B and D D. points A and D
Environmental & Atmospheric Sciences
In general, water use worldwide is dominated by
A. Domestic needs B. Industrial activities C. Agricultural use D. Use as drinking water E. All of these are sectors that use water about equally
Environmental & Atmospheric Sciences
Over time, a butte may be eroded to form a mesa
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Magma rising in a subduction zone tends to get more "contaminated" with high-silica minerals than does magma rising in a spreading ridge.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences