Which one(s) contribute the most to the mass of a plant? 1. Soil Il. Carbon III. Water es ) I only B) || only c) I and III only D) II and III only

Which of the following will not cause mass extinction? a. drastic change is weather b. geological change c. both a and b d. none of the above

The picture shows a location in india that is very dry and arid. notice the tall mountains in the background; you can find high amounts of vegetation on the other side of the mountains. which statement is most likely true for this area?

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