Campbell Biology: Concepts & Connections (9th Edition)
9th Edition
ISBN: 9780134296012
Author: Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan, Jane B. Reece
Publisher: PEARSON
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Textbook Question
Chapter 5, Problem 3TYK
Which best describes the structure of a cell membrane?
a. proteins between two bilayers of phospholipids
b. proteins embedded in a bilayer of phospholipids
c. a bilayer of protein coating a layer of phospholipids
d. cholesterol embedded in a bilayer of phospholipids
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Students have asked these similar questions
Which 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 ribosomes
Which structure is the the site of the synthesis of proteins that will be used inside the cell?
a. Golgi
B. Smooth ER
C. Rough ER
D. free ribosomes
What is NOT true about the cell plasma membrane?
A. It serves as the boundary that separates the intercellular components and extracellular matter.
B. Serves as site of attachment of cells to other cells
C. Composed of a single layer of phospholipids
D. Composed of primarily proteins and lipids with small amounts of carbohydrates
Chapter 5 Solutions
Campbell Biology: Concepts & Connections (9th Edition)
Ch. 5 - Fill in the following concept map to review the...Ch. 5 - Label the parts of the following diagram...Ch. 5 - Which best describes the structure of a cell...Ch. 5 - Prob. 4TYKCh. 5 - The sodium concentration in a cell is 10 times...Ch. 5 - The synthesis of ATP from ADP and a. stores energy...Ch. 5 - Facilitated diffusion across a membrane requires...Ch. 5 - What are the main types of cellular work? How does...Ch. 5 - Why is the barrier of the activation energy...Ch. 5 - Relate the laws of thermodynamics to living...
Ch. 5 - How do the components and structure of cell...Ch. 5 - Sometimes inhibitors can be harmful to a cell;...Ch. 5 - Cells lining kidney tubules function in the...Ch. 5 - SCIENTIFIC THINKING Mercury is known to inhibit...Ch. 5 - A biologist performed two series of experiments on...Ch. 5 - Organophosphates (organic compounds containing...
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- What is NOT a function of the plasma membrane? a. isolate the cell from its surroundings b. communication with other cells c. catalyze macromolecules into subunits d. structural supportarrow_forwardWhich of these elements of the cytoskeleton is composed of tubulinand forms essential components of centrioles, spindle fibers, cilia,and flagella?a. actin filaments b. intermediate filaments c. microtubulesarrow_forwardFrom the image, what is the normal function of the missing structure? A. A lipid bilayer controlling the movement of substances into and out of the cell B. A motor protein that "crawls" along microtubules to contract and release them, which provides movement C. A cytoskeleton element composed of tubulin subunits to provide structure for movement of the cellarrow_forward
- Which structure will determine that a cell is prokaryotic? a. cell membrane b. cytoplasm c. nuclear membrane d. nucleusarrow_forwardWhich of these cell junctions are open channels that connect the cytoplasm of adjoining plant cells? A. Adhering junctions B. Tight junctions C. Gap junctions D. Plasmodesmataarrow_forwardWhich organelle is most prominent in cells that make large amounts of protein? a.chromosome b.proteasome c.nucleus d.nucleolusarrow_forward
- Which part of a cell is most like the cockpit of a plane? A. The cytoplasm B. The membrane C. The macromolecule D. The nucleusarrow_forwardWhat is the function of tight junctions? a. To allow cells to move b. To keep cells from moving c. To seal neighboring cells together and prevent leakage of d. extracellular molecules† e. To keep cancer cells together, forming a tumorarrow_forwardWhen cellular transport through the plasma membrane must be provided with energy in form of ATP to power the transport process, what is this called? A. Selective permeability B. Passive transport C. Active transport D. Diffusionarrow_forward
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