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This zone is called as the zone of aeration. It is present between the earth's surface and the water table, and its main constituents are the soil and rocks. The pores which are present in this zone are partly filled with water, and may mix up with air, causing aeration.
Answer:
Radiometric dating for the analysis of isotopes in the fossil.
Explanation:
Radiometric dating can be used to determine the precise age of a fossil by measuring isotoped decay within tge fossil or the surrounding rock in contact with it.
the following is not a nucleotide is RNA
Answer: presence of L-glycerol in the membrane lipids
Bacteria and eukaryotes have D-glycerol in their membrane lipids.
Explanation: