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 19, Problem 6SQ
Summary Introduction
Concept introduction: The protein synthesis takes place in the ribosome. Ribozymes are present inside the ribosome that functions as a component of the large subunit ribosomal RNA to link the amino acids during the protein synthesis. Ribozymes has the ability to catalyze the
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The RNA components of ribosomes are synthesized in the ________. a. cytoplasm b. nucleus c. nucleolus d. endoplasmic reticulum
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A. mitochondrion
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D. endoplasmic reticulum
Ribosomes play a key role in ________.
a.
breaking down fatty acids and amino acids
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Chapter 19 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 19 - Antibiotic Effects on Mitochondria Tetracyclines...Ch. 19 - Antibiotic Effects on Mitochondria Tetracyclines...Ch. 19 - Antibiotic Effects on Mitochondria Tetracyclines...Ch. 19 - Antibiotic Effects on Mitochondria Tetracyclines...Ch. 19 - Which of the following is NOT true of conditions...Ch. 19 - An abundance of _______ in Earth's early...Ch. 19 - Stanley Miller's experiment demonstrated that...Ch. 19 - According to one hypothesis, negatively charged...Ch. 19 - The prevalence of _______ in living organisms is...Ch. 19 - Prob. 6SQ
Ch. 19 - Among prokaryotes, only the cyanobacteria _______....Ch. 19 - The evolution of _______ resulted in the eventual...Ch. 19 - Evolution of _______ increased the energy...Ch. 19 - Infoldings of the plasma membrane into the...Ch. 19 - The host cell in the endosymbiosis that produced...Ch. 19 - A stromatolite is a structure __________ . a....Ch. 19 - Prob. 13SQCh. 19 - Which of the following events did NOT occur during...Ch. 19 - Chronologically arrange the evolutionary events,...Ch. 19 - Researchers looking for fossils of the earliest...Ch. 19 - The astronomer Carl Sagan once said, "We are made...Ch. 19 - How did the evolution of oxygen-releasing...Ch. 19 - Just as all life shares a last universal common...
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- the synthesis of carbohydrates takes place at the a. rough endoplasmic reticulum b. ribosomes c. smoother endoplasmic reticulum d. a nuclear membranearrow_forwardPlant cell wall is characterized with having A. Cellulose B. chitin C. Peptidoglycan D. Glycogenarrow_forwardRibosomes are often the target of antibiotics used to control bacterial infections. Despite also containing ribosomes, eukaryotic cells are unaffected by antibiotics because of _____________________ A. Eukaryotic cells' ability to avoid uptake of antibiotics B. Structural differences between eukaryotic and prokaryotic ribosomes C. The nuclear envelope that protects the ribosomes from antibiotics D. Functional differences between eukaryotic and prokaryotic ribosomesarrow_forward
- Why are ribosomes important because they help to: a. Read mRNA sequwnces and bind together amino acids b. For phosphodiester bonds between nucleotides c. Form hydrogen bonds between DNA Strands d. Package DNA moleculesarrow_forwardThe ____ is located outside the cell wall in a prokaryotic cell.a. nucleoid b. nucleus c. capsuled. ribosomearrow_forwardThis organelle manufacture microtubules. a. centrioles b. centrosomearrow_forward
- Are the organelles labeled "A" found in prokaryotes, eukaryotes, or all cells? A. prokaryotes B. eukaryotes C. all cellsarrow_forwardIn addition to the endoplasmic reticulum and Golgi apparatus, which TWO organelles are used to assemble and transport proteins? A. Ribosomes B. Mitochondria C. Vesicles D. Nucleus E. Nucleolus F. Centriolesarrow_forwardWhich one of the following is not a characteristic of all prokaryotes (Archea and Bacteria)? A. no nucleus B. smaller ribosomes than (most) of eukaryotes ribosomes C. existed before eukaryotic cells D. Contain some organelles like mitochondriaarrow_forward
- What is NOT present in both a prokaryotic cell and an eukaryotic cell? A. cytoplasm B. plasma membrane C. ribosome D. the endomembrane systemarrow_forwardA virologist is trying to make a new antiretroviral drug to treat HIV. In order to do so with the least side effects, he should target what? a. 80S Eukaryotic Ribosomes B. Reverse transcriptase C. DNA synthesis D. Cell membranesarrow_forwardWhere in the cell does translation occur? A. Ribosomes in the nucleus B. Ribosomes on the endoplamic reticulum C. Ribosomes free-floating in the cytosol D. both A and B E. both B and Carrow_forward
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