Which Method Achieves the Lowest Per-Gallon Cost of Reducing Water

question 203

Multiple Choice

Which method achieves the lowest per-gallon cost of reducing water consumption?

• A) low-flow toilets as mandated by the government
• B) lawn watering restrictions for odd or even days only
• C) shower heads with restricted water flow
• D) a tax on water consumption

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Definitions:

Ribose

Ribose is a five-carbon sugar essential for the structure of RNA and plays a role in the synthesis of ATP, an energy-carrying molecule in cells.

DNA

Deoxyribonucleic acid, a molecule that contains the instructions an organism needs to develop, live, and reproduce, made up of two long strands forming a double helix.

Replication

In the context of molecular biology, replication refers to the process by which a cell duplicates its DNA, allowing genetic information to be passed on to the next generation of cells.

Transcription

The method through which the data encoded in a DNA strand is replicated into a new messenger RNA (mRNA) molecule.