Which of the following is NOT a mutagenic factor (causes mutations)? O chemicals we smoke or eat
O drinking water
O X-rays
O tanning

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:

im not in connections yet but i might can you some questions. what grade are you in?

not too sure but maybe in the hot springs.

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.