What type of reaction is H2 + O2 --> H2O O Synthesis
O Decomposition
O Single Displacement
O Double Displacement

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 would be knowledge about cars!

the answer would be   10%