A scientist observed this monkey with a minor cut on its face. After one week, the cut had healed and was gone. Explain how this is possible.

Long term exposure to waves can cause sunburns and skin cancer.

Which of the following statements is true regarding a basic amino acid? a.) the hydrophilic r group of a basic amino acid will be located on the interior of a protein b.) the positively charged r group of a basic amino acid could bind dna c.) the r group of a basic amino acid would only be able to form covalent bonds with other molecules d.) a basic amino acid would be considered both polar and hydrophobic e.) all of the above

Besides regulating what enters and leaves the cell, what is another function of your choice from question #1?