If brown eyes are dominant to blue eyes, what phenotype would be expressed if the genotype is bb

Is it considered muscle s ennervation if sympathetic fibers innervate the vessels within the muscle?

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder

What advantages does a pedigree have over a written passage?