BIOLOGY:LIFE ON EARTH-W/ACCESS
11th Edition
ISBN: 9780134669076
Author: Audesirk
Publisher: PEARSON
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Textbook Question
Chapter 5, Problem 3MC
Glycoproteins are important for
a. binding hormones.
b. cell recognition by the immune system.
c. forming ion channels.
d. active transport through the membrane.
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Chapter 5 Solutions
BIOLOGY:LIFE ON EARTH-W/ACCESS
Ch. 5 - Animal cells are surrounded by ______ fluid. This...Ch. 5 - Which of the following cannot enter a cell by...Ch. 5 -
3. Glycoproteins are important for
a. binding...Ch. 5 - Diffusions a. is always facilitated. b. occurs by...Ch. 5 - Which of the following is not true of endocytosis?...Ch. 5 -
1. Membranes consist of a bilayer of ________....Ch. 5 - A membrane that is permeable to some substances...Ch. 5 - Facilitated diffusion involves either _____...Ch. 5 - Prob. 4FTBCh. 5 -
5. After each molecule, place the two-word term...
Ch. 5 - Prob. 6FTBCh. 5 - Describe and diagram the structure of a plasma...Ch. 5 - Prob. 2RQCh. 5 - What are the five categories of proteins commonly...Ch. 5 - Prob. 4RQCh. 5 -
5. Define hypotonic, hypertonic, and isotonic....Ch. 5 -
6. Describe the following types of transport...Ch. 5 - Name the protein that allows facilitated diffusion...Ch. 5 - Imagine a container of glucose solution, divided...Ch. 5 - Prob. 9RQCh. 5 -
1. Different cells have different plasma...Ch. 5 - Prob. 2AC
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- One is true about smooth endoplasmic reticulum A. It lacks ribosomes B. It is site of Ca2+ sequestration C. It is involved in detoxification of organic molecules D. It is th site of steroid hormone synthesizes E. It is the site of protein synthesisarrow_forwardWhich of these statements about carrier-mediated facilitated diffusion is true? a. It uses cellular ATP. b. It is used for cellular uptake of blood glucose. c. It is a form of active transport. d. None of these are true.arrow_forwardWhat kind of membrane proteins trigger a change in cellular activity in response to a stimulus? A. Receptor proteins B. Enzymes C. Adhesion proteins D. Transport proteinsarrow_forward
- Which of the following proteins would not be produced in the Rough Endoplasmic Reticulum? A) insulin B) extracellular matrix proteins C) antibodies D) cytoplasmic proteins E) plasma membrane proteinsarrow_forwardHow do small fat-soluble molecules normally get into a cell? a. they never get in b. the pass through specialized proteins in the cell membrane called aquaporins c. they bind to protein carriers d. they pass through membrane protein channels e. They dissolve in the hydrophobic components of the membrane and enter the cell by diffusionarrow_forwardThe main function of plasma membranes is to ________. a. physically protect the cell b. separate the internal environment of the cell from the environment c. ensure the cell properly communicates with stimuliarrow_forward
- choose one: a. Steroids are hormones processed by their target cells at the plasma membrane b. Steroids are hormones which are able to be dissolved in water c. Steroids are made from cholesterol a type of fat d. Steroids do not use nuclear receptorsarrow_forwardEnzymes which are activated by many second messanger systems, and transfer a phosphate group from ATP to a protein, setting off a series of intracellular events that lead to an ultimate cellular response, are known as__________.arrow_forwardWhich statement is not true of endoplasmic reticulum? A. There is smooth and rough endoplasmic reticulum. B. It is found in all living cells. C. Rough ER has ribosomes bound to it. D. Proteins are transported and modified within it. E. Proteins can be targeted for ER transportation.arrow_forward
- ________ is the process of a cell taking in needed molecules from the extracellular fluid. a. Phagocytosis b. Receptor-mediated endocytosis c. Pinocytosisarrow_forwardIn cell membrane, the regulation of membrane rigidity is the function of _____. While proteins ______ A. Carbohydrates; Cell recognition B. Cholesterol; Move nutrients and electrolytes across C. Lipid; Impart polarity to the interior membrane D. Fatty acids; Prevent tight packing of fatty acid chains E.Cholesterol; Act as receptors for neurotransmitter and hormone bindingarrow_forwardThe cells lining the small intestine rapidly move large quantities of glucose from the glucose-rich food into their glucose-poor cytoplasm. Using this information which transport mechanism is most probably functioning in the intestinal cells? a) simple diffusion b) phagocytosis c) active transport pump d) exocytosis e) Facilitated diffusionarrow_forward
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