The two graphs shown below represent data collected from the same lake over a 20-year period. Over the course of the 20-year period, the oxygen
content of the water was measured, as well as the presence of E. coli found
in sewage waste. During the same time period, the population sizes of
varying fish species were also monitored.
Oxygen Content and Fish Population in a Lako
Carp
Oxygen
Sewage
Waste
Trout
Walleye
1950 1955 1960 1965 1970
Whitefish
1950 1955 1960 1965 1970
Which of the following is the most likely relationship implied by the data
collected during the monitoring period?

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.