Algumas proteínas funcionam como verdadeiros canais de passagem de substâncias? ( ) Verdadeiro

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Andesitic rocks have mineral compositions between those of and basaltic rocks. a. conglomerate c. granitic b. metamorphic d. organic select the best answer from the choices provided a b c d i need asap

Why is excretion necessary to maintain homeostasis?

Dermal tissue in plants stores 1.extra food 2.transports water and nutrients 3.transports waste materials 4.is similar to epithelial cells in animals