In helical nature of DNA is its periodicity each base pair is displaced (twisted) from the previous one by

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#Question id: 19030

#Unit 9. Diversity of Life Forms

Of the following list, flagellated (swimming) sperm are generally present in which groups? 

1. Lycophyta                 2. Bryophyta 

3. Angiosperms 4. Chlorophyta 

5. Pterophyta 

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#Question id: 19031

#Unit 9. Diversity of Life Forms

which of the following is not evidence that charophytes are the closest algal relatives of plants?

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#Question id: 19032

#Unit 9. Diversity of Life Forms

Which of the following is not common to all phyla of vascular plants? 

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#Question id: 19033

#Unit 9. Diversity of Life Forms

Microphylls are characteristic of which types of plants? 

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#Question id: 19034

#Unit 13. Methods in Biology

Thin layer chromatography is__________

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#Question id: 19035

#Unit 13. Methods in Biology

In which chromatography stationary phase is more polar than mobile phase?