The LCM of two numbers is 2079 and their HCF is 27. If one of the numbers is 189, the other number is

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#Question id: 8892

#Unit 9. Diversity of Life Forms

Which of the following correctly characterizes the phylum Rotifera?

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#Question id: 8893

#Unit 9. Diversity of Life Forms

While sampling marine plankton in a lab, a student encounters large numbers of fertilized eggs. The student rears some of the eggs in the laboratory for further study and finds that the blastopore becomes the mouth. The embryo develops into a trochophore larva and eventually has a true coelom. These eggs probably belonged to a(n)

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#Question id: 8894

#Unit 9. Diversity of Life Forms

Which of the following is a shared characteristic of all chordates?

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#Question id: 8895

#Unit 9. Diversity of Life Forms

What is one characteristic that separates chordates from all other animals?

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#Question id: 8896

#Unit 9. Diversity of Life Forms

Chordate pharyngeal slits appear to have functioned first as

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#Question id: 8897

#Unit 9. Diversity of Life Forms

Which of the following statements would be least acceptable to most zoologists?