Comente a afirmação "a chuva ácida é um problema que ultrapassa as fronteiras de cada país".

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

If the rna molecule in a human has the nucleotide sequence of guu, this would the amino acid valine would be needed to make the protein. how would this cha process was occurring in a mushroom?

The model illustrates a process by which a substance is taken up by a cell. which statements describe the process? a. the model shows the process of endocytosis. b. the process shown in the model requires energy from the cell. c. the cell membrane in the model remains intact throughout the process. d. the model shows the process of facilitated diffusion.