Astudent claims that celluar respiration is essential to cells so that they have a means for getting rid of excess carbon dioxide. whats wrong with this statment? a. cellular respiration is not essential to a cell b. cellular respiration does not consume carbon dioxide c. cellular respiration is essential because it produces carbon dioxide needed by a cell d. a buildup of carbon dioxide is not harmful to a cell

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.

Which of these parts of the membrane large moecules pass through it ?

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance