A single strand of ____ ribonucleotides forms four double stranded stem regions by pairing the bases.

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#Question id: 4949

#XL - S Microbiology

What probably accounts for the switch to DNA-based genetic systems during the evolution of life on Earth?

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#Question id: 19853

#XL - P Chemistry

Which one of the following statement is false–

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#Question id: 27453

#XL - R Botany

A one type of algae, Phaeophyceae which possess____

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#Question id: 34081

#XL - S Microbiology

Which of the following are true about the peptidoglycan layer in bacterial cell walls?

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#Question id: 11300

#XL - R Botany

What type of organisms convert nitrates and nitrites into nitrogen gas?