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Biology Vocabulary puzzle

Alexus Davis read the hints given and use them to determine the answers to the puzzle
Across
Is the ordered division and naming of organisms
A bacteria that Looks purple under the microscope
The evolutionary history of a species or group of related species
Some species of bacyeria aslo have smaller rings of DNA called
One of two or more detectable variants in a genetic character
is a localized group of individuals capable of interbreeding and producing fertile offspring
Down
Each represents the divergence of two taxa from a common ancestor
Often defined as Darwin's phrase of descent with modification
A change in allele frequencies
consists of all the alleles for all loci in a population
Longer than fimbriae and allow prokaryotes to exchange DNA