Campbell Biology in Focus (2nd Edition)
2nd Edition
ISBN: 9780321962751
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Question
Chapter 4, Problem 4TYU
Summary Introduction
Introduction:
The plant and animal cells includes various organelles present in the cytoplasm or on the surface of cells which performs a variety of functions in order to carry out the specific processes.
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Which is true of Prokaryote cells? A) Because their DNA exists in a nucleoid area, the synthesis of proteins depends on random interactions between mRNA and rRNA, B) They contain membrane-bounded compartments or organelles. C) A true nucleus contains the DNA in the form of chromosomes D) Some contain mitochondria E) They contain many organelles in the cytoplasm
What is the role of the nucleolus?
A.
produce DNA
B.
produce lipids
C.
produce ribosomes
D.
produce carbohydrates
Which observation proves that a cell is a eukaryote?
A) It contains DNA
B) It contains ribosomes
C) It has a cell membrane
D) It has DNA inside a nucleus
Chapter 4 Solutions
Campbell Biology in Focus (2nd Edition)
Ch. 4.1 - Prob. 1CCCh. 4.1 - Prob. 2CCCh. 4.2 - Briefly describe the structure and function of the...Ch. 4.2 - Prob. 2CCCh. 4.3 - What role do ribosomes play in carrying out...Ch. 4.3 - Describe the molecular composition of nucleoli,...Ch. 4.3 - WHAT IF? As a cell begins the process of dividing,...Ch. 4.4 - Describe the structural and functional...Ch. 4.4 - Describe how transport vesicles integrate the...Ch. 4.4 - WHAT IF? Imagine a protein that functions in the...
Ch. 4.5 - Describe two characteristics shared by...Ch. 4.5 - Prob. 2CCCh. 4.5 - Prob. 3CCCh. 4.6 - Prob. 1CCCh. 4.6 - WHAT IF? Males afflicted with Kartageners syndrome...Ch. 4.7 - In what way are the cells of plants and animals...Ch. 4.7 - Prob. 2CCCh. 4.7 - MAKE CONNECTIONS The polypeptide chain that makes...Ch. 4 - Which structure is not part of the endomembrane...Ch. 4 - Which structure is common to plant and animal...Ch. 4 - Which of the following is present in a prokaryotic...Ch. 4 - Prob. 4TYUCh. 4 - Cyanide binds to at least one molecule involved in...Ch. 4 - What is the most likely pathway taken by a newly...Ch. 4 - Which cell would be best for studying lysosomes?...Ch. 4 - DRAW IT From memory, draw two eukaryotic cells....Ch. 4 - SCIENTIFIC INQUIRY In studying micrographs of an...Ch. 4 - FOCUS ON EVOLUTION Compare different aspects of...Ch. 4 - FOCUS ON ORGANIZATION Considering some of the...Ch. 4 - Prob. 12TYU
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- Give written answer with explanation and conclusion The fluorescent properties of dyes such as SNARF-1 can provide information on the: A) concentration of H+ ions in specific regions of the cell. B) volume of a cell. C) location of specific proteins. D) the amount of RNA in a cell.arrow_forwardWhat is the first step in protein synthesis? A. making an RNA copy of the DNA within the nucleus B. making a sequence of amino acids C. forming peptide bonds between amino acids D. making a copy of RNA with DNA outside the nucleusarrow_forwardChoose the combination of answers that most accurately completes the statement. Transfer RNA is the molecule that a. contributes to the structure of ribosomes b. adapts the genetic code to protein structure c. transfers the DNA code to mRNA d. provides the master code for amino acidsarrow_forward
- In three sentence, how does ribosome relate to DNAarrow_forwardWhich is incorrect about the plasma membrane? a. It has a hydrophobic interior and hydrophilic region that faces water. b. Cholesterol affects the fluid nature of the membrane. c. Proteins embedded in the lipid bilayer do not move. d. It surrounds all living cellsarrow_forwardWhich is not true of RNA? a. It is usually single-stranded. b. It functions in the cytoplasm. c. It contains uracil. d. It contains ribose. e. There are 4 functional types.arrow_forward
- Which statement describes all prokaryotic and eukaryotic cells? A. Ribosomes are present in the cytoplasm. B. Materials are stored in vacuoles. C. Chloroplasts are used for photosynthesis. D. Cell walls provide support and shapearrow_forwardWhich functions are carried out by smooth endoplasmic reticulum? A. Makes phospholipids and stores calcium B. Breaks down cellular wastes and debris via enzymes C. Modifies polypeptides and lipids then sorts and packages the finished products into vesicles D. Folds and modifies proteins and polypeptides via surface ribosomesarrow_forwardIn your opinion, between cytoskeleton filaments and motor proteins which element is more important during mitosis. In your answer, evaluate the role of either to support your argument.arrow_forward
- Give written answer with explanation and conclusion Antibiotics that target the bacterial ribosome have less side effects on humans because: (a) bacterial ribosomes are larger (b) bacterial ribosomes make proteins that humans do not make (c) bacterial ribosomes contain only sugar residues (d) bacterial ribosomes are smaller answers (a) and (b)arrow_forwardResearch medical conditions such as Tay Sachs or gout, which are caused by malfunctioning cellular organelles. What causes these conditions and how are they treated?arrow_forwardGive typing answer with explanation and conclusion What class of biomolecule makes up the cell wall of a plant cell? A. lipid B. carbohydrate C. nucleic acid D. proteinarrow_forward
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