Which part of the kidney serves as a passageway for nerves and vessels to enter and leave?

Why aren't the stains like crystal violet and safranin washed away with water during simple staining?

If assuming tasting ptc as a simple gene trait,what other genotype would you select to put in this missing genotype box that could result in this phenotype

*a mastectomy is the surgical removal of one or both breasts, either partially of fully. an oophorectomy is the surgical removal of an ovary or ovaries.analyze a woman’s risk of dying of cancer if she carries a mutated brc1 gene.how do heredity and inheritance relate to the data presented in these charts? what data would you need to see in order to draw conclusions about the effectiveness of preventive surgeries? what does the age at diagnosis tell you about the mutation? explain how breast-cancer genes are still present in the population, despite cancer-related surgeries and deaths.