The transition between the respiratory system and the circulatory system occurs when oxygen transfers from to .

A.
bronchi, trachea

B.
capillaries, veins

C.
bronchi, capillaries

D.
alveoli, capillaries

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino