Coat color in mice is affected by epistasis. The F1 generation are all CcAa and produce the 'agouti' phenotype. When these are crossed, they produce the genotypes produce the following colors 9 - C_A_ = agouti

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.