In 1952, the American chemist and biologist Stanley Miller mixed a variety of inorganic substances in a beaker. He then put an electrical charge through them. A few days later, a brown goo, a possible precursor to life, formed on the sides of the beaker. What did Miller's famous experiment most likely generate?

Any sound above what db can cause hearing loss in human beings

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 was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele