What steps does the cell take to speed the rate of dna replication? (this is middle school science)

The body is protected against harmful flu viruses by

Ais a group of individuals of the same that exist together in the same place at the same time

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees