★ DNA and RNA Structures Quiz
How does the structure of RNA differ from that of DNA in terms of sugar molecules?
A. RNA contains deoxyribose, while DNA contains ribose.
B. RNA contains ribose, while DNA contains deoxyribose.
C. Both RNA and DNA contain ribose.
D. Both RNA and DNA contain deoxyribose.
Select your answer:
Topics:
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Nutrition › ViewWhich structures open and close stomata to allow gas exchange but prevent water loss in leaves?
A. Epidermis
B. Vascular tissue
C. Guard cells
D. Spongy mesophyll
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Which term means surgical repair of the eyelid?
A. blepharoplasty
B. conjunctivoplasty
C. retinoplasty
D. lacrimoplasty