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Questions and Answers
Which nucleotide is built up when a nucleoside has at least one phosphate attached to the 5’C of the sugar?
Which nucleotide is built up when a nucleoside has at least one phosphate attached to the 5’C of the sugar?
- Guanine (correct)
- Thymine
- Adenine
- Uracil
What is the main difference between deoxyribose and ribose sugars?
What is the main difference between deoxyribose and ribose sugars?
- Ribose lacks an oxygen atom on the second carbon in the ring (correct)
- Presence of an extra oxygen atom in deoxyribose
- Deoxyribose has an additional carbon atom
- Ribose has an extra hydrogen atom
What type of RNA carries instructions for polypeptide synthesis to the ribosome?
What type of RNA carries instructions for polypeptide synthesis to the ribosome?
- Transfer RNA (tRNA)
- Ribosomal RNA (rRNA)
- Messenger RNA (mRNA) (correct)
- None of the above
In RNA, which nitrogenous base pairs with Adenine?
In RNA, which nitrogenous base pairs with Adenine?
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What forms a protein polymer chain?
What forms a protein polymer chain?
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What is the role of DNA in protein synthesis?
What is the role of DNA in protein synthesis?
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Which type of cell uses mRNA to convey messages from DNA to ribosomes?
Which type of cell uses mRNA to convey messages from DNA to ribosomes?
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What are the components of a nucleotide?
What are the components of a nucleotide?
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Which nitrogenous bases are part of the pyrimidines family?
Which nitrogenous bases are part of the pyrimidines family?
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What are polynucleotides made of?
What are polynucleotides made of?
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