All equipment must be thoroughly clean at the conclusion of the lab and to assigned area.

ANSWER:

All equipment must be thoroughly cleaned and returned to the assigned area so that the lab looks neat and clean.

EXPLANATION:

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.

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explanation:

the answer is d.) homologous; have mammary glands