How does the body avoid damaging the digestive enzymes in the small intestine with this strongly acidic ph as the food passes out of the stomach?

many phylogenetic trees have a single lineage at the base representing a common ancestor. a lineage that evolved early from the root and remains unbranched is called basal taxon. when two lineages stem from the same branch point, they are called sister taxa.

can i get the brainliest pls

explanation:

the answer is c. altitude. hope this ! #brainiac