Which statement is true about nuclear decay?
a nuclear decay rates are affected by the temperature of a sample.
b nuclear decay rates are affected by atmospheric pressure.
c nuclear decay rates are affected by the surface area of a sample.
d nuclear decay rates are constant.
501
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Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals