b.is the monetary value of all of the services an ecosystem provides. includes all of the ecosystem services, future uses, and non-use values (such as cultural, intrinsic, and aesthetic values) of an ecosystem.
Explanation:
The total economic value of an ecosystem refers to all the services which are provided by an ecosystem that is used by now and in the future. Economic value is also refers to the analysis that how much cost is done on the services and how much profit be made from it. There are four terms used in economic value of an ecosystem i. e. Use value, non use value, option value and existence value.
Every species is made with the same genetic code: adenine, thymine,cytosine and guanine, even if it is in a different order, every species has these four bases of DNA
