1 highest or lowest it just makes sence
Answer:
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Answer:
False.
Explanation:
Classification of organism is important to classify them in similar and different groups. Organisms can be classified on the basis of the development of the mouth or the anus first.
The organism in which mouth develops first by the opening of gastrula are called protostome not deuterostomes. Deuterostome develop anus first from the opening of gastrula.
Thus, the correct answer is option (b).
Local extinction is the disappearence of a species of ONLY a given area. Where as species extinction accounts for all areas. TOTAL extinction.
Hope this helps.