During transcription, how many RNA nucleotide bases would...

Name: Problem 3, Chapter 13: Biology
Uploaded: 2021-06-28T17:01:10-08:00
Duration: 1 min 37 s
Channel: Sydney Reibschied
Description: During transcription, how many RNA nucleotide bases would usually be encoded by a sequence of 99 DNA nucleotide bases? (a) 297 (b) 99 (c) 33 (d) 11 (e) answer is impossible to determine with the information given

During transcription, how many RNA nucleotide bases would usually be encoded by a sequence of 99 DNA nucleotide bases? (a) 297 (b) 99 (c) 33 (d) 11 (e) answer is impossible to determine with the information given

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Key Concepts

Transcription

Transcription is the process by which information in a DNA sequence is copied into a complementary RNA sequence. This is the first step in gene expression, where the genetic code is transferred from DNA to messenger RNA (mRNA), which then serves as a template for protein synthesis during translation.

DNA Nucleotide Bases

DNA nucleotide bases are the building blocks of DNA, consisting of four types—adenine, thymine, guanine, and cytosine. Each base pairs specifically with a complementary RNA nucleotide during transcription, ensuring that the genetic information is accurately transferred.

RNA Nucleotide Bases

RNA nucleotide bases are the building blocks of RNA, comprising adenine, uracil, guanine, and cytosine. Unlike DNA, RNA contains uracil in place of thymine, and during transcription, each nucleotide in the DNA sequence is matched with its complementary RNA nucleotide.

Complementary Base Pairing

Complementary base pairing is the mechanism by which nucleotides in DNA and RNA pair with each other based on specific rules—adenine pairs with thymine in DNA or uracil in RNA, while guanine pairs with cytosine. This pairing is crucial for the accurate transcription of genetic information from DNA to RNA.

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