How has they discovery of ötzi, the iceman scientists in their knowledge? will mark brainliest (hurry) a. ötzi, the iceman was as old as previously thought b. ötzi, the iceman existed at a time when the climate was warm c. precise knowledge about his food and clothing is available d. humans from that period are exactly the same as modern humans

Duchenne muscular dystrophy is a serious condition caused by a recessive allele of a gene on the human x chromosome. the patients have muscles that weaken over time because they have absent or decreased dystrophin, a muscle protein. they rarely live past their twenties. how likely is it for a woman to have this condition? a) women can never have this condition.b) one-fourth of the daughters of an affected man would have this condition.c) one-half of the daughters of an affected father and a carrier mother could have this condition.d) only if a woman is xxx could she have this condition.