Here are the three examples
of Chordates that can be found in Oregon:
Oregon Spotted Frog – endemic
and well distributed historically in the province of Cascade Mountain
Washington and Oregon.
Sea Squirts – looks like
animals but actually chordates
<span>Skink – most common lizard in
Oregon.</span>
Answer:
The answer is D a retrovirus inserts DNA into the host cells genes
The answer is a. the troposphere