Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 9, Problem 13SQ
Summary Introduction
Introduction: Transcription is the process in which the
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Which of the following is present in prokaryotes but not eukaryotes?a. exonsb. polyribosomesc. spliceosomesd. simultaneous transcription and translation
Energy that drives transcription is provided mainly by_____ . a. ATP c. GTP b. RNA nucleotides d. RNA polymerase
A scientist observing a cell during gene expression would be able to easily distinguish it as a prokaryotic cell by which of the following observations?
Group of answer choices
as soon as the DNA introns are removed from the template
after the 5' caps are converted to mRNA
after a transcription initiation complex has been formed
during transcription
once the pre-mRNA has been converted to mRNA
2.Scientist wanted to determine what molecule held the ‘gene ‘ if they did a study in which a cell was infected by a virus,which part of the virus actually caused the infection inside the cell!?
-Dna
-ribosome
-protien
-Rna
Chapter 9 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 9 - RIPs as Cancer Drugs Researchers are taking a page...Ch. 9 - RIPs as Cancer Drugs Researchers are taking a page...Ch. 9 - RIPs as Cancer Drugs Researchers are taking a page...Ch. 9 - RIPs as Cancer Drugs Researchers are taking a page...Ch. 9 - A chromosome contains many different genes that...Ch. 9 - A binding .site for RNA polymerase is called a ___...Ch. 9 - In cells, most RNA molecules are ___ ; most DNA...Ch. 9 - Prob. 4SQCh. 9 - The main function of a DNA molecule is to ________...Ch. 9 - The main function of an mRNA molecule is to ___ ....
Ch. 9 - Prob. 7SQCh. 9 - Prob. 8SQCh. 9 - Prob. 9SQCh. 9 - Anticodons pair with ___ . a. mRNA codons b. DNA...Ch. 9 - Prob. 11SQCh. 9 - Prob. 12SQCh. 9 - Prob. 13SQCh. 9 - Energy that drives translation is provided mainly...Ch. 9 - Match the terms with the best description. ______...Ch. 9 - Researchers are designing and testing antisense...Ch. 9 - An anticodon has the sequence GCG. What amino acid...Ch. 9 - Each position of a codon can be occupied by one of...Ch. 9 - Prob. 4CTCh. 9 - Translate the .sequence of bases in the previous...Ch. 9 - Can you .spell your name (or someone else's) using...Ch. 9 - Bacteria use the.same stop codons as eukaryotes....
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- Eukaryotic and prokaryotic ribosomes are similar in that: a. both contain a small subunit, but only eukaryotes contain a large subunit. b. both contain the same number of proteins. c. both use mRNA to assemble amino acids into proteins. d. both contain the same number of types of rRNA. e. both produce proteins that can pass through pores into the nucleus.arrow_forward1. The coded information in a DNA molecule directly determines the formation of ____________. * a. polysaccharides b. lipids c. monosaccharides d. polypeptides 2. Transcription takes place in ______. * a. cytoplasm b. chloroplasts c. nucleus d. mitochondriaarrow_forward1. Using the diagram below: a. Label the process identified by each arrow. b. Label the diagrams below with each of these parts (note the arrow on Gene 2) Is this a prokaryotic or eukaryotic cell? C. Gene 1 ② F Gene 2 start codons transcription terminators stop codons ERRA WORD BANK $7 introns exons promotersarrow_forward
- A. Individual ribosomal proteins can be isolated that have catalytic activity B. The ribosome associates with only three nucleotides of mRNA at a time C. There is more RNA mass than protein mass in eukaryotic ribsomes D. Only the larger subunits of ribosomes contain ribosomal RNA E. rRNA has a catalytic role in translationarrow_forwardMatch the terms with the best description.____ genetic message a. protein-coding segment____ promoter b. transcription begins here____ polysome c. read as base triplets____ exon d. removed before translation____ genetic code e. occurs only in groups____ intron f. 64 codons____ anticodon g. destroys ribosomes____ RIP h. often causes a frameshift____ deletion i. enzymatic RNA____ rRNA j. binds to a codonarrow_forward1.The Shine Dalgarno sequence is ____________. located in the 50S subunit of ribosome. located on the 16S rRNA component of the 30S subunit of ribosome. a sequence upstream of the AUG initiation codon on mRNA. a DNA consensus sequence in the promoter region of a gene. a signal for transcription termination.arrow_forward
- Proteins imported into the nucleus_____. Select one: a. are already folded and do not have a signal sequence b. are unfolded and have a signal sequence c. are unfolded and do not have a signal sequence d. have their signal sequence removed by a peptidase e. proteins are not imported into the nucleusarrow_forwardThe sigma subunit of bacterial RNA polymerase _____. a. binds to a bacterial gene’s promoter b. is composed of both polypeptide and RNA molecules c. is required for termination of transcription d. is required for RNA polymerization e. is required for ribosomal bindingarrow_forwardIn RNA, ___________ pairs with adenine. A.Group of answer choices cytosine guanine thymine uracil B.The main differences between introns and exon is Group of answer choices Exons code for amino acids and Introns do not Introns code for RNA and exons code for DNA Introns code for amino acids and exons do not Introns enter the nucleus and exons leave the nucleusarrow_forward
- xam What is the purpose of gene regulation? A. producing products that are needed in the cell at that time B. making the cell larger C. preparing the cell for mitosis D. fighting bacterial infections Copyright © 2003-2022 International Academy of Science. All Rights Reserved. O St here to search R DEG B N U M 9 O alt 75°F Sunny 640 prt backs pausearrow_forwardWhich of the following characteristics of chloroplasts and/or mitochondria make them seem more similar to bacterial cells than to eukaryotic cells?a. translocation in sensitive to chloromphenicol and erythromycinb. alternate codons are used in mitochondria genesc. introns are present in organelle genesd. DNA in organelles is not arranged in nucleosomesarrow_forwardIn a Eukaryotic cell, Transcription occurs in the _____________________ of a cell while Translation occurs in the ______________________ a. Nucleus / Rough Endoplasmic Reticulum b. Golgi Apparatus / Lysosomes c. Nucleus / Nucleolus d. Smooth Endoplasmic Reticulum / Rough Endoplasmic Reticulumarrow_forward
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