The last common ancestor of all animals was probably a: A. unicellular chytrid B

Question

The last common ancestor of all animals was probably a: A. unicellular chytrid B. multicellular algae multicellular fungus D. flagellated protest A researcher wanted to determine if a sample of belonged to an animal. What gene DNA would provide evidence that the DNA came from an animal cell? A. Gene for ATP syntheses. B. Gene that initiate mitosis. C. Genes for collagen. D. Genes for chitin cell wall. Which of the following groups soon outcompeted amphibians on land due to their watertight skin and watertight eggs? A. birds B, mammals C. reptiles D. none of the above

Explanation / Answer

13. Option D is the right answer. Almost all of them have evolved from the protists. Chytrids are related with fungi.

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