Rms/d/e/1FAIpQLSTZqu kositnaqbk
sponse
Which row in the chart below best describes
the active transport of molecule X through a
cell membrane?
Row
Movement of Molecule X
ATP
(1) high concentration – br low concentration used
(2) high concentration - br low concentration
not used
(3) low concentration - br higher concentration used
low concentration - br higher concentration not used

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.