The Law of Superposition.
The Law of Superposition states that each layer is younger than the one beneath it.
That would be the Thymus Gland.
I BELIEVE the answer is D) 4.
Answer:
The best way to classify two different organisms that have similar appearance and are found in the same environment is to use gel-electrophoresis to compare DNA patterns.
Explanation:
When organism possesses the same physical characteristics and are found in the same environment the genetic test must be varried out to ascertain their differences such as DNA test using electrophoresis to compare such
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