Search over 10,000 free study notes

The loop of Henle is found in the medulla of the Kidney. Its primary function is reabsorption of NaCl and water. Through the counter-current multiplier effect, a hypertonic medulla is ...

Primary: The specific sequence of amino acids that make up the protein bound together by peptide bonds. There are 20 different amino acids, differing due to the variable R group coming off the central ...

Bacteria are cells which have natural genetic mutations, thus some bacteria will have advantageous mutations in their DNA. The use of antibiotics in hospitals create a selection pressure on the bacteri...

Beta cells in the pancreas contain potassium and calcium ion channels - potassium ion channels are normally open and calcium channels closed. When glucose concentrations outside of the cell are high th...

The rough endoplasmic reticulum (RER) has ribosomes bound to its surface, and it has a flattened-sac appearance. The RER is involved in packaging proteins to send to the Golgi apparatus. The smooth end...