Answer:
A organ in a human or an animal
Explanation:
It can big increase speed and change direction
The benefit is that capturing the energy from the waves is another source of replenishable energy (like solar or wind power)
Answer:
Explanation:
Nucleotides are building blocks of nucleic acids (DNA and RNA). A nucleic acid contains a chain of nucleotides linked together with covalent bonds to form a sugar-phosphate backbone with protruding nitrogenous bases. For example, DNA contains two such chains spiraling round each other in the famous double helix shape.
