What is RNA?  How does the structure of RNA differ from that of DNA?  In all DNA, regardless of source, length, etc. A=T and G=C. Why, in RNA, does A≠U and G≠C? Where in the cell does DNA transcription occur?  What are the key stages of the process?

Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter15: Genes And Proteins
Section: Chapter Questions
Problem 13RQ: Which pre-mRNA processing step is important for initiating translation? poly-A tail RNA editing...
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Hello, I am studying for an exam. I am having to understand this part of the chapter. I am working on TRANSCRIPTION & TRANSLATION. I need help answering  19-29? Do I only need 5 to 7 sentences? This is not work graded. 

What is RNA?  How does the structure of RNA differ from that of DNA? 

In all DNA, regardless of source, length, etc. A=T and G=C. Why, in RNA, does A≠U and G≠C?

Where in the cell does DNA transcription occur?  What are the key stages of the process? 

What portions of the DNA does a cell use for transcription to make an RNA molecule?

Once the cell has produced a new RNA molecule, what does it do with it?

 

What major types of RNA are produced in cells?  How do they differ in

Unit 1 Study Questions

 

processing,

final location in the cell

function, and

whether or not they are a final or intermediary gene product

How does the sequence of nucleotides in mRNA code for the sequence of amino acids in a protein?

Why is the RNA code for the amino acids called a ‘triplet code’?

What is the meaning of the word ‘codon’?  How many different codons are there?  What type of molecule contains codons?

Distinguish between tRNA, rRNA, and mRNA in terms of their roles in translation.

What is the meaning of the word ‘anticodon’?  What type of molecule contains anticodons?  How do codons and anticodons interact during translation? 

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