Which of the following is not an example of an extensive physical property? select one:
a. size
b. mass incorrect
c. density
d. length

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

What is the main fuel source for the work of the cell

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