Anatomy & Physiology
1st Edition
ISBN: 9781938168130
Author: Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher: OpenStax College
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Chapter 3, Problem 9RQ
Choose the answer that best completes the following analogy: Diffusion is to ________ as endocytosis is to ________.
a. filtration; phagocytosis
b. osmosis; pinocytosis
c. solutes; fluid
d. gradient; chemical energy
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The cytoplasm would be considered ___________________ relative to the extracellular fluid.
a. Isotonic
b. Hypotonic
c. Hypertonic
d. Passive
e. Active
The plasma membrane of a cell is composed of a ________ ________ and regulates molecular passage via _______ ________.
a. potassium bilayer, unidirectional diffusion
b. phospholipid bilayer, selective permeability
c. phospholipid bilayer, random permeability
d. protein wall, osmotic pumps
For items 40-52 choose the letter of the best answer. No need to write the explanations.
40. Which of the following materials will NOT be allowed to pass into the cell through the plasma membrane?
A. cell components
B. nutrients
C. raw materials
D. wastes
41. Osmosis is considered a form of diffusion. Why?
A. It depends on a concentration gradient.
B. it requires a semipermeable membrane.
C. It depends on a water potential gradient.
D. It moves from a high to low area of concentration.
42. Which is NOT true about the factors that can affect the rate of diffusion?
A. application of pressure increases the rate of diffusion
B. higher temperature results in a faster rate of diffusion
C. the solubility of the solute does not affect the rate of diffusion
D. the higher the density of the solvent, the slower the rate of diffusion
43. When a nomal cell is placed in a hypertonic solution, what will happen?
A. water exits the cell
B. solutes exit the cell
C. water enters the cell
D. solutes…
Chapter 3 Solutions
Anatomy & Physiology
Ch. 3 - Visit this link...Ch. 3 - Watch this video...Ch. 3 - Watch this video...Ch. 3 - Watch this video...Ch. 3 - Visit this link...Ch. 3 - Because they are embedded within the membrane, ion...Ch. 3 - The diffusion of substances within a solution...Ch. 3 - Ion pumps and phagocytosis are both examples of...Ch. 3 - Choose the answer that best completes the...Ch. 3 - Choose the term that best completes the following...
Ch. 3 - The rough ER has its name due to what associated...Ch. 3 - Which of the following is a function of the rough...Ch. 3 - Which of the following is a feature common to all...Ch. 3 - Which of the following organelles produces large...Ch. 3 - The nucleus and mitochondria share which of the...Ch. 3 - Which of the following structures could be found...Ch. 3 - Which of the following sequences on a DNA molecule...Ch. 3 - Place the following structures in order from least...Ch. 3 - Which of the following is part of the elongation...Ch. 3 - Which of the following is not a difference between...Ch. 3 - Transcription and translation take place in the...Ch. 3 - How many letters of an RNA molecule, in sequence,...Ch. 3 - Which of the following is not made out of RNA? the...Ch. 3 - Which of the following phases is characterized by...Ch. 3 - A mutation in the gene for a cyclin protein might...Ch. 3 - What is a primary function of tumor suppressor...Ch. 3 - Arrange the following terms in order of increasing...Ch. 3 - Which type of stem cell gives rise to red and...Ch. 3 - What multipotent stem cells from children...Ch. 3 - What materials can easily diffuse through the...Ch. 3 - Why is receptor-mediated endocytosis said to be...Ch. 3 - What do osmosis, diffusion, filtration, and the...Ch. 3 - Explain why the structure of the ER, mitochondria,...Ch. 3 - Compare and contrast lysosomes with peroxisomes:...Ch. 3 - Explain in your own words why DNA replication is...Ch. 3 - Why is it important that DNA replication take...Ch. 3 - Briefly explain the similarities between...Ch. 3 - Contrast transcription and translation. Name at...Ch. 3 - What would happen if anaphase proceeded even...Ch. 3 - What are cyclins and cyclin-dependent kinases, and...Ch. 3 - Explain how a transcription factor ultimately...Ch. 3 - Which of the following structures could be found...
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- The cell membrane surrounds some smaller molecules in solution and takes them into the cell. This is an example of: Select one: a. pinocytosis. b. facilitated transport. c. phagocytosis. d. diffusion.arrow_forward________ is the process of a cell taking in needed molecules from the extracellular fluid. a. Phagocytosis b. Receptor-mediated endocytosis c. Pinocytosisarrow_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
- What is the purpose of the "sodium/potassium pump" A. to perform endocytosis. B. to move sodium and potassium by facilitated diffusion. C. to perform bulk transport through the plasma membrane. D. To produce a concentration gradient for sodium ionsarrow_forwardWhich one of the following statements is NOT TRUE: a. Cilia are responsible for increasing surface area b. Cilia are a type of cell surface specialization c. Cilia are responsible for movement of substances over a surface d. Cilia are hair-like structuresarrow_forwardWhich answer below best describes the cellular location of ActRIIB (Select one)? A. Endoplasmic Reticulum B. Nucleus C. Cell Surface D. Nucleolus E. Cytoplasmarrow_forward
- What cell process does this statement describe? Waste material is enveloped inside a vesicle, and the vesicle merges with the cell membrane and releases the waste outside the cell. a. Phagocytosis b. Endocytosis c. Exocytosisarrow_forwardWhich process does not require cellular energy (and thus, it is a passive process)? a. primary active transport. b. carrier-mediated facilitated diffusion. c. endocytosis. d. exocytosis.arrow_forwardIf a cell is in an isotonic environment, then a. the cell will gain water and burst. b. no water will move across the membrane. c. the cell will lose water and shrink. d. osmosis still occurs, but there is no net gain or loss of cell volume.arrow_forward
- Mucin is a glycoprotein found in mucus that increases its viscosity. Carbohydrates are added to mucin in which of these structures? A. Cytoplasm B. Golgi Apparatus C. Nucleus D. Rough endoplasmic reticulumarrow_forwardThe passive, non-mediated movement of particles into or out of a cell following the particle’s concentration gradient is called A. osmosis B. vesicular transport C. filtration D. diffusion E. facilitated diffusion F. active transportarrow_forwardWhich of the following is NOT a mechanism for bringing material into a cell? a. Exocytosis b. Endocytosis c. Pinocytosis d. Phagocytosisarrow_forward
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