Complete the following paragraphs describing how the original two kingdom system

Question

Complete the following paragraphs describing how the original two kingdom system of classification was expanded to six kingdoms. The first classification scheme created to group organisms had only two kingdoms, Kingdom _______ and Kingdom Animalia. However, it soon became apparent that some of the ''simpler'' organisms were not easily classified into either group (e.g., slime molds). Consequently, in the 1860s a third kingdom was proposed, Kingdom . This kingdom included all organisms that did not develop . In 1938, it was proposed that a fourth kingdom, Kingdom . be created to include all prokaryotic, single-celled organisms that were formerly placed in Kingdom Protoctista. In 1969 the four kingdom classification system was replaced with a five-kingdom system proposed by . Recognizing the heterogeneity existing In Kingdom Protoctista, he separated the group into two new kingdoms. Kingdom Protista and Kingdom . Our current six kingdom classification system arose during the 1980s when _______ proposed that bacteria be divided into two kingdoms, Kingdom Bacteria and Kingdom . Plantae Eukarya complex tissue R. H. Whittaker euglenoids Monera Fungi Archaea Protoctista Carl Woese

Explanation / Answer

1. plantae.

2. euglenoids.

3. protoctista

4. complex tissue.

5. monera

6. R.H Whittaker

7. fungi

8. Carl woese

9. archaea

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