Use this scenario to answer the following questions: A population of hummingbirds, similar to the two to the below, are found in a
secluded area. At first, most of the population of birds had short beaks while only a
few birds had long beaks. However, the flowers the bird suck their food out of,
evolved to become longer 1,000 years later, 90% of the birds in the population have
long beaks.
Short beak
Long beak

Ascientist is studying muscle twitches in chicken quadriceps. to activate the muscle, he needs to provide stimulus to the

Organisms that successfully adapt will leave to grownone of the above

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.