Biotechnology can be used to transform bacteria so they are able to make human proteins, such as insulin. It can also be used to create transgenic crops, such as crops that yield more food or resist insect pests. (I copied this off the web so just paraphrase)
Phosphate naturally occurs in both rocks and other mineral deposits. Throughout the natural process of weathering, the rocks gradually release the phosphate and the phosphate ions which are soluble in water mineralize phosphate compounds breakdown.
Answer: Long wavelengths are the result of a deeper sound since it takes longer for it to travel through a medium. The Bass Guitar is your best bet as it is the lowest sounding instrument, meaning is had the longest wavelength.