HSA Biology Public Release 2005 - mdk12
HSA Biology Public Release 2005 - mdk12
HSA Biology Public Release 2005 - mdk12
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Session<br />
2<br />
■53<br />
A researcher recently discovered a species of bacteria. DNA sequences were<br />
obtained from it and from several other species of bacteria. The DNA sequences<br />
came from the same part of the bacterial chromosome of each species.<br />
DNA Sequence<br />
Unknown Species<br />
ACT<br />
GCA<br />
GCC<br />
Species I<br />
ACA<br />
GCG<br />
CCG<br />
Species II<br />
ACT<br />
GCT<br />
GGC<br />
Species III<br />
ACA<br />
GCC<br />
GGG<br />
Species IV<br />
ACT<br />
GCA<br />
GCG<br />
According to the data above, the unknown bacteria are most closely related to<br />
which species?<br />
A<br />
B<br />
C<br />
D<br />
Species I<br />
Species II<br />
Species III<br />
Species IV<br />
<strong>Biology</strong> <strong>Public</strong> <strong>Release</strong> <strong>2005</strong> Page 35<br />
Copyright © <strong>2005</strong> by Maryland State Department of Education.