CAMPBELL MASTERING BIOLOGY ACCESS>I<
18th Edition
ISBN: 9781323766286
Author: Pearson
Publisher: PEARSON
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Textbook Question
Chapter 14, Problem 9TYU
Fill in the following table:
Type of RNA | Functions |
Messenger RNA (mRNA) | |
Transfer RNA (tRNA) | |
Plays catalytic (ribozyme) roles and structural roles in ribosomes | |
Primary transcript | |
Small RNAs mi the spliceosome |
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Complete the following table:
Type of RNA
Functions
Transfer RNA (tRNA)
In a ribosome, plays a structural role;as a ribozyme, plays a catalytic role(catalyzes peptide bond formation)
Primary transcript
Small RNAs in the spliceosome
Which of the following is the definition of a gene?
RNA that delivers amino acids to a ribosome during translation
RNA that carries a protein-building message
A unit of information encoded in the sequence of nucleotide bases in DNA
The RNA component of ribosomes
Which of the following statements is TRUE?
Group of answer choices
The human DNA is single-stranded and both strands serve as a template for transcription.
In some cases, mRNA can be converted into a double-stranded DNA.
All statements are true.
The mRNA molecule attaches to ribosomes during transcription.
Ribosomes are made up of tRNAs.
Chapter 14 Solutions
CAMPBELL MASTERING BIOLOGY ACCESS>I<
Ch. 14.1 - MAKE CONNECTIONS In a research article about...Ch. 14.1 - What polypeptide product would you expect from a...Ch. 14.1 - DRAW IT The template strand of a gene contains the...Ch. 14.2 - What is a promoter? Is it located at the upstream...Ch. 14.2 - What enables RNA polymerase to start transcribing...Ch. 14.2 - WHAT IF? Suppose X-rays caused a sequence change...Ch. 14.3 - Given that there are about 20,000 human genes, how...Ch. 14.3 - How is RNA splicing similar to how you would watch...Ch. 14.3 - WHAT IF? What would be the effect of treating...Ch. 14.4 - What two processes ensure that the correct amino...
Ch. 14.4 - Discuss the ways in which rRNA structure likely...Ch. 14.4 - Describe how a polypeptide to be secreted is...Ch. 14.4 - WHAT IF? DRAW IT Draw a tRNA with the anticodon...Ch. 14.5 - What happens when one nucleotide pair is lost from...Ch. 14.5 - Prob. 2CCCh. 14.5 - WHAT IF? DRAW IT The template strand of a gene...Ch. 14 - In eukaryotic cells, transcription cannot begin...Ch. 14 - Prob. 2TYUCh. 14 - The anticodon of a particular tRNA molecule is A....Ch. 14 - Prob. 4TYUCh. 14 - Which component is not directly involved in...Ch. 14 - Prob. 6TYUCh. 14 - Prob. 7TYUCh. 14 - Prob. 8TYUCh. 14 - Fill in the following table: Type of RNA Functions...Ch. 14 - SCIENTIFIC INQUIRY Knowing that the genetic code...Ch. 14 - Prob. 11TYUCh. 14 - FOCUS ON INFORMATION Evolution accounts for the...Ch. 14 - SYNTHESIZE YOUR KNOWLEDGE Some mutations result in...
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- Briefly describe the function of the following in protein synthesis. a. rRNA b. tRNA c. mRNAarrow_forwardThe following segment of DNA codes for a protein. The uppercase letters represent exons. The lowercase letters represent introns. The lower strand is the template strand. Draw the primary transcript and the mRNA resulting from this DNA.arrow_forwardThe genetic code is defined as a series of _______________ in _______________. (a) anticodons; tRNA (b) codons; DNA (c) anticodons; mRNA (d) codons; mRNA (e) codons and anticodons; rRNAarrow_forward
- Eukaryotic mRNA: usessnRNPs to cut out introns and seal together translatableexons. uses a spliceosome mechanism made of DNA to recognizeconsensus sequences to cut and splice. has a guanine cap on its 39 end and a poly(A) tail on its 59 end. is composed of adenine, thymine, guanine, and cytosine. codes the guanine cap and poly(A) tail from the DNAtemplate.arrow_forwardPortions of eukaryotic mRNA sequence that are removed during RNA processing are . a. exons b. caps c. poly-A tails d. intronsarrow_forwardWhich of the following is a true statement concerning RNA? Group of answer choices a. mRNA is single stranded; tRNA and rRNA are double stranded b. each tRNA binds to a specific amino acid c. rRNA and mRNA last for only a short time in the cell d. tRNA contains the base thyminearrow_forward
- Which modification of eukaryotic mRNA is likely absent if the mRNA can leave the nucleus but cannot bind the ribosome? Group of answer choices splicing together of exons removal of introns 3′ polyadenylated tail 7-methylguanosine cap on the 5′ end RNA editingarrow_forwardWhich of the following molecules are participate in the steps protein synthesis steps in both the nucleus and the cytoplasm? DNA ribosome RNA polymerase acetyl transferase tRNA mRNA amino acids rRNAarrow_forwardBelow are the general steps of protein synthesis. What is the correct sequence of protein synthesis? 1-ribosome bonds amino acids together; 2-mRNA leaves the nucleus; 3- tRNA molecules pick up amino acids; 4-DNA double helix unwinds; 5-tRNA anticodon links with mRNA codon; 6-polypeptide chain completed; 7-mRNA binds to ribosome; 8-mRNA transcibedarrow_forward
- Which of the following, if any, cannot be genetically encoded in DNA? a)mRNA b)tRNA c)rRNA (RNA part of the ribosome) d)RNA parts of the spliceosomearrow_forwardIndicate which of the following items are associated with transcription or translation. This could be in prokaryotes or eukaryotes, or both. Group of answer choices: Translation OR Transcription Sigma binds to the promoter mRNA binds to the small ribosomal subunit Spliceosomes remove introns and splice together exons Nucleotides are added from the 5' to 3' end tRNA anticodon binds to the corresponding mRNA codon STOP codon results in terminationarrow_forwardChoose the option that goes with the blank. The parentheses after the blank are the choices. Before mRNA exits the nucleus, it is modified to remove ____________ (introns, promotors, exons) and keep ___________ (introns, promotors, exons).arrow_forward
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