Which of the following statements is true? a.) Thermal pollution is the main disadvantage of hydroelectric power.

b.) The total amount of water in an ecosystem is always increasing.

c.) Wood and water are nonrenewable natural resources.

d.) The greenhouse effect is primarily caused by cars and trucks.

The main role of dna in the  cell is the long-term storage of information. it is often compared to a blueprint, since it contains the instructions to construct other components of the  cell, such as  proteins  and rna molecules.the main function of rna is to carry information of amino acid sequence from the genes to where  proteins  are assembled on  ribosomes  in the  cytoplasm. mark brainliest, my work is good.

Prompt: write about whether or not you plan to register to vote when you are 18 and what political party preference (if any) you will disclose. explain the reasons for your decisions.