<span>The Phylogenetic trees are also commonly referred to as the Evolutionary Tree. This tree shows the inferred relationship between a certain set of organisms or group of organisms which are called as taxa. The tip of the branch represent the taxa and the node of the branch is for the ancestor. </span>
Answer:
Troposphere.
Explanation:
Humans live most of their lives in the troposphere atmosphere.
Disulfide bonds. is that an answer?