How do beaver dams contribute to species diversity in the ecosystem?

There are six elements that make up most of the human body. which of the following is not one of these six elements?

What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?