BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Chapter 4, Problem 7A
Summary Introduction
Introduction:
The cytoplasm of eukaryotic cells is comprised of network of protein fibers which is called as the cytoskeleton. Its function is to provide an anchor to various cell organelles and also to support the cell shape. Each protein fiber is made up of
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Which is NOT true of eukaryotic cells? A) A true nucleus contains the DNA in the form of chromosomes. B) Eukaryotic cells contain membrane-bounded compartments or organelles. C) Their DNA employs a nucleoid area to produce proteins D) They all contain mitochondria E) They contain many organelles in the cytoplasm.
What is the main difference between prokaryotic and eukaryotic cells?
A. The size of the cells
B. Whether or are not they are able to perform cellular respiration
C. The type of enzymes that are found in the cell
D. Whether or not they have a nucleus
Answer the Guide Question:
a) Each cell in an organism has all of the basic parts. Each has a function that benefits the other cells, how might the presence of different cell structures in plant and animal help them perform their functions as an organism. Explain.
b) Why is the cell membrane considered as the guard of the cell?
c) Why is the lysosome considered as the suicide bag of the cell?
Chapter 4 Solutions
BIOLOGY
Ch. 4.1 - Discuss the cell theory.Ch. 4.1 - Describe the factors that limit cell size.Ch. 4.1 - Prob. 3LOCh. 4.2 - Describe the organization of prokaryotic cells.Ch. 4.2 - Prob. 2LOCh. 4.3 - Prob. 1LOCh. 4.3 - Prob. 2LOCh. 4.3 - Prob. 3LOCh. 4.4 - Prob. 1LOCh. 4.4 - Contrast the different functions of internal...
Ch. 4.4 - Prob. 3LOCh. 4.5 - Describe the structure of mitochondria and...Ch. 4.5 - Compare the function of mitochondria and...Ch. 4.5 - Prob. 3LOCh. 4.6 - Contrast the structure and function of different...Ch. 4.6 - Prob. 2LOCh. 4.7 - Prob. 1LOCh. 4.7 - Prob. 2LOCh. 4.7 - Prob. 3LOCh. 4.8 - Prob. 1LOCh. 4.8 - Prob. 2LOCh. 4 - Prob. 1IQCh. 4 - Prob. 2IQCh. 4 - Prob. 3IQCh. 4 - Which of the following statements is NOT part of...Ch. 4 - All cells have all of the following except a....Ch. 4 - Eukaryotic cells are more complex than prokaryotic...Ch. 4 - Which of the following are differences between...Ch. 4 - The cytoskeleton includes a. microtubules made of...Ch. 4 - The smooth endoplasmic reticulum is a. involved in...Ch. 4 - Plasmodesmata in plants and gap junctions in...Ch. 4 - The most important factor that limits the size of...Ch. 4 - All eukaryotic cells possess each of the following...Ch. 4 - Adherens junctions, which contain cadherin, are...Ch. 4 - Different motor proteins like kinesin and myosin...Ch. 4 - The protein sorting pathway involves the following...Ch. 4 - Chloroplasts and mitochondria have many common...Ch. 4 - Prob. 7ACh. 4 - The smooth endoplasmic reticulum is the site of...Ch. 4 - Use the information provided in table 4.3 to...Ch. 4 - Prob. 3SCh. 4 - The protist Giardia intestinalis is the organism...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which is not true of Eukaryotic cells? A) A true nucleus contains DNA in the form of chromosomes B) Eukaryotic cells contain membrane-bounded compartments or organelles C) Their Dna employs a nucleoid area to produce proteins D) Thye all contain mitochondria E) They contain specialized organelles in the cytoplasm Explain whyarrow_forwardWhich of the following is not true of ALL eukaryotic cells? explain why A. They have membrane-bound organelles B. They have chloroplasts C. They have a nucleus D. They have a cell membranearrow_forwardWhich are true of centrioles A- They help arrange the contents of animal cells B- they have a part in cell division C- they are not found in higher plant cellsarrow_forward
- Briefly tell what organelles are, then give some information about why they are called inner membrane systems. What can you say about the existence of organelles in prokaryotes and to compensate for the functions occurring in the organelle?arrow_forwardDo you consider it a reasonable conjecture that cells could have arisen as bare cytoplasm without a cell membrane?arrow_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_forward
- Which organelles would need to work together to accomplish the following? A. Create a protein that would stay in the cell B. Create a protein that would leave the cell C. Create a lipid that would leave the cell D. Breakdown material brought into the cellarrow_forwardWhat is protein synthesis? A. The process of building new organelles in the cell B. The process of breaking down proteins in the cell C. The process of building new ribosomes in the cell D. The process of making new proteins in the cellarrow_forwardA cell that contains a lot of mitochondria is most likely ___. Select one: a. producing a lot of ribosomes b. using a lot of energy c. using a lot of phospholipids d. producing a lot of proteinarrow_forward
- Which is NOT a general function of the cellular cytoskeleton? A Structural support for the cell B Assembly of DNA into chromatin C Regulation of intracellular transport D Separation of the chromosomes during mitosis E Regulation of cell motility and cellular contractionarrow_forwardWhen students are asked to write an essay explaining how to distinguish between an animal cell and a plant cell, they typically answer that plant cells contain chloroplasts and animal cells do not. If you were the professor reading that essay answer, what sort of grade would you assign, and why?arrow_forwardImagine a cell entered mitosis but was unable to make microtubules. At what stage of mitosis would it remain?arrow_forward
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