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DNA testing and if they have certain strands that we dont
The Answer is D. Tidal power because the waves created from the bottom of the ocean floor, the wave's never stop coming .
This statement is true. Early land animals indeed had gills as well as lungs. It is generally known that amphibians breathe through their skin, like how the lungs needed the skin for its respiratory. Fish have gills for breathing while mammals do have their nasal cavity and lungs for their gas exchange.
The backbone of the DNA is made up of phosphate and deoxyribose. Deoxyribose is the sugar molecules found in DNA
