Retinitis pigmentosa is a rare disease of the eye in which the cells of the retina produce defective proteins and it only occurs in males. which of the following statements is correct about retina pigmentosa? a - The gene for it appears on autosomal chromosome
b - The gene for it appears on X chromosome
c - The gene for it appears on Y chromosome
d - it is not a genetic disease

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.