Which one of the following statements is accurate? a. the green revolution was instrumental in the increase of the world's food supply b. wheat, corn, soybeans, and cabbage are the main four plants responsible for providing food to people in the world. c. gymnosperms provide humans with the most food. d. agriculture has been challenged by the use of selective breeding.

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.