Walking around David Suzuki Secondary school you notice a blob-like mass, the size of a small car, creeping down the hallway. Mr Kamel remarks that is the largest single cell that he has ever seen. Assess his statement and give an explanation to justify your response. Be sure to use the words, surface area and volume in your answer. (4 marks)

Red–green color blindness is an x-linked recessive trait in humans. polydactyly (extra fingers and toes) is an autosomal dominant trait. martha has normal fingers and toes and normal color vision. her mother is normal in all respects, but her father is color blind and polydactylous. bill is color blind and polydactylous. his mother has normal color vision and normal fingers and toes. if bill and martha marry, what proportions of children with specific phenotypes would they be expected to produce? the answers only include the proportions of some of the possible phenotypes; other phenotypes are also expected to occur but are not included.