Which of the following is an observation made by darwin that supports his theory of natural selection? a. all organisms that are born survive. b. more organisms are born than can survive. c. insects produce many offspring but produce few eggs. d. insects never produce offspring.

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.

Oak and maple trees, chipmunks, white-tail deer, and black bears emerging from hibernation are all organisms that may be found in which biome

Qué sucede cuando una persona tiene muy poco o demasiado costeroides?