Biology: Concepts and Investigations
4th Edition
ISBN: 9780078024207
Author: Mariëlle Hoefnagels Dr.
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 4, Problem 5MCQ
Imagine that you place a drop of red food coloring in a glass of water. At first, the red molecules remain concentrated where you placed the drop, but the color eventually spreads throughout the water. This example illustrates
a. hydrolysis.
b. decreasing entropy.
c. osmosis.
d. diffusion.
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Chapter 4 Solutions
Biology: Concepts and Investigations
Ch. 4.1 - What are some examples of the work of a cell?Ch. 4.1 - Prob. 2MCCh. 4.1 - Prob. 3MCCh. 4.1 - Prob. 4MCCh. 4.2 - What is metabolism on a cellular level?Ch. 4.2 - Prob. 2MCCh. 4.2 - Prob. 3MCCh. 4.3 - What are the main parts of an ATP molecule?Ch. 4.3 - Prob. 2MCCh. 4.3 - Describe the relationships among endergonic...
Ch. 4.4 - Prob. 1MCCh. 4.4 - Prob. 2MCCh. 4.4 - Prob. 3MCCh. 4.4 - Prob. 4MCCh. 4.4 - List three conditions that influence enzyme...Ch. 4.5 - What is diffusion?Ch. 4.5 - What types of substances diffuse freely across a...Ch. 4.5 - Prob. 3MCCh. 4.5 - Prob. 4MCCh. 4.5 - Prob. 5MCCh. 4.5 - Prob. 6MCCh. 4.6 - How does a knifefish adjust its electric field?Ch. 4.6 - Prob. 2MCCh. 4 - Prob. 1MCQCh. 4 - Building proteins _____ energy; ATP hydrolysis...Ch. 4 - How does ATP participate in coupled reactions? a....Ch. 4 - How does an enzyme affect the energy of a...Ch. 4 - Imagine that you place a drop of red food coloring...Ch. 4 - Prob. 6MCQCh. 4 - Prob. 7MCQCh. 4 - Some people claim that lifes high degree of...Ch. 4 - List some examples of endergonic and exergonic...Ch. 4 - Why do electron transport chains release energy?Ch. 4 - Provide an example of an appliance that uses...Ch. 4 - Name at least four ways that a cell uses ATP.Ch. 4 - Use what you know about enzymes to propose an...Ch. 4 - Considering that enzymes are essential to all...Ch. 4 - Prob. 8WIOCh. 4 - Prob. 9WIOCh. 4 - Liver cells are packed with glucose. If the...Ch. 4 - List three ways the content in this chapter...Ch. 4 - Prob. 1PITCh. 4 - Prob. 2PITCh. 4 - Prob. 3PIT
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- Consider molecule #1. How would these molecules arrange themselves when added to water? A. Would dissolve in water B. Would form a micelle C. Would form a bilayerarrow_forwardMatch the term with its correct description: a. transport protein b. active transport c. diffusion d. passive transport e. osmosis f. endocytosis g. exocytosis h. equilibrium The diffusion of water through a cell membrane The movement of substances through the cell membrane without the use of cellular energy Used to help substances enter or exit the cell membrane When energy is required to move materials through a cell membrane When the molecules of one substance are spread evenly throughout another substance to become balanced A vacuole membrane fuses (becomes a part of) the cell membrane and the contents are releasedarrow_forwardDifferentiate the following in terms of description and properties. a. Diffusion b. Active transport c. Osmosis d. Imbibitionarrow_forward
- The inside of a cell contains several buffers. These buffers help ensure that Select one: a. pH inside the cell changes rapidly to balance pH changes outside the cell b. pH inside the cell remains at equilibrium with the pH outside the cell c. pH inside the cell changes rapidly to help maintain the environment outside the cell d. pH inside the cell remains stable when extracellular pH changesarrow_forwardUse both diagrams AND full sentences to describe/explain what will happen in each of the following three scenarios. If you do not use a diagram or full sentences, you will not receive credit for your work. a. Red blood cells when placed in a hypertonic solution b. Red blood cells when placed in a isotonic solution c. Red blood cells when placed in a hypotonic solutionarrow_forwardBoth water and the cytosol of cells are hydrophilic. Select one: a. True b. Falsearrow_forward
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- Which of the listed are serving as transporters? Select one: a. Lipids O b. Carbohydrates O c. Proteins O d. Waterarrow_forwardDefine the following terms: a. osmosis b. osmotic pressure c. membrane potential d. isotonic solution e. structured waterarrow_forwardWhat type of energy helps drive the passive processes of diffusion, osmosis, and facilitated diffusion? (Pick ALL correct statements involved with this.) In other words what are all the TRUE statements regarding these processes? Select one or more: a.random motion which increases when temperature increases b.ATP energy c.random motion which increases when molecules have large molecular weight d.random motion which increases when molecules concentration decreases e.random motion which increases when molecules concentration increases f.random motion which decreases when temperature decreases g.random motion which increases when molecules have low molecular weightarrow_forward
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