Question

Assimilatory sulfate reduction involves the nucleotide __________ during the incorporation of H2S in the production of __________ .
A.ATP; methionine
B. ATP; cytosine
C. UTP; cytosine
D. GTP; cytosine

Answer 1

Hey mate here is your ans.....

C.UTP;cytosine.....


hope this helps you friend........

Answer 2

The correct answer is A. ATP; methionine.

• Assimilatory sulfate reduction is a process in which plants and microorganisms take up sulfate ions from their environment and convert them into organic sulfur compounds that can be used for the synthesis of essential biomolecules, such as proteins and nucleic acids.
• During assimilatory sulfate reduction, the sulfate ion is first activated by ATP (adenosine triphosphate) to form adenosine-5'-phosphosulfate (APS), which is then reduced to sulfite by the enzyme APS reductase.
• Sulfite is further reduced to sulfide by the enzyme sulfite reductase, which requires electrons donated by reduced ferredoxin.
• The sulfide produced by assimilatory sulfate reduction is then incorporated into the amino acid methionine, which is used in protein synthesis.
• Specifically, sulfide is added to O-acetyl serine to form cysteine, which can then be converted to methionine.

• Therefore, the nucleotide involved in assimilatory sulfate reduction is ATP, and the product produced from the incorporation of H2S is methionine.

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