Which of the following scenarios refutes the argument that genes are entirely internally influenced? Patrick possesses a gene for brown hair, but his children have blond hair.
Charles possesses a gene for Alzheimer's, but he has not yet experienced symptoms.
Margaret possesses a gene for melanoma, so she chooses to stay out of the sun.
Cindy possesses a gene for freckles, but she uses makeup to cover them up.

Jane is blood type a her husband is blood type b. jane is puzzled because their daughter is type o. explain how the daughter inherited a blood type that neither of her parents had explain your answer

What is the identity of the planets?

Juan and carol were studying invertebrates in biology. they knew that segmented or earth worms preferred a dark, moist habitat. during this lab, they would be investigating the responses of organisms called planaria or dugesia tigrina. these were simple flatworms that still had a one-way digestive system and a very simple nervous system. juan and carol placed the planaria in a petri dish containing cool, distilled water that was partially covered with black paper. they shined a light on the dish. next, they removed the paper and placed a small amount of chicken liver at one end of the dish. they added a few large salt crystals to the water. finally, they added drops of hot water to the cool water in the petri dish. their results can be seen in the data table. according to their experiment, all but one conclusion is valid.