Biology, 25.03.2021 16:40 Scourge927
Heat travels in slow convection currents of solid materials within Earth's mantle. Heat that rises in these currents
A.
is a by-product of frictional forces between Earth's tectonic plates as they slide past one another.
B.
is provided externally by gravitational energy in the Solar System.
C.
is a by-product from the decay of Earth's radioactive isotopes.
D.
is provided externally by the Sun.
Answers: 2
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Is there any solid scientific evidence that humans have been cloned?
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With regard to enzymes, key is to lock as a) substrate is to activation energy eliminate b) product is to substrate. c) enzyme is to active site. d) substrate is to active site.
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