Please help me im struggling. A scientist is breeding orange butterflies in the laboratory. She notices a white butterfly (see image below) in the latest generation of animals. She sequences the genome of this butterfly and notices a mutation in the gene that codes for pigment in the wings. Explain how this mutation would result in a white butterfly.

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

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.

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees