People who suffer renal failure are treated with a medical process called dialysis. A dialysis machine carries out the role of the kidneys. Explain the functions that a dialysis machine must perform in order to carry out the work of the kidneys. In your answer, include which structures of a working kidney carry out each function.

Glutamic acid: hydrophilic or hydrophobic? positive, negative, or neutral? valine: hydrophilic or hydrophobic? positive, negative, or neutral?

Which of the following are causes of coastal erosion? check all that apply. beach grasses and other plants trap windblown sand. wave action carves away the coastline. groundwater under pressure is forced to earth’s surface. artificial structures stop the natural flow of sand along the coast. underground caves collapse as bedrock is dissolved.

Where can dna be found in a prokaryotic cell