Campbell Biology
12th Edition
ISBN: 9780135188743
Author: Urry
Publisher: PEARSON
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Question
Chapter 4.1, Problem 1CC
Summary Introduction
To analyse:
The reason for the result of Miller’s experiment if he carried out the controlled experiment without spark discharge.
Introduction:
Miller’s Experiment was conducted by Stanley Miller and Harold Urey. The purpose of this experiment was to prove that the formation of complex organic molecules that is the basis of all living organisms originated from simple compounds which were present in the primitive atmosphere.
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Activity 2Objective: Describe what happens to substances that undergo a chemical change.
Materials: used paper match used styrofoam plate or cups
baking powder Vinegar liquid milk pure calamansi juice
Procedure:
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You need a piece of paper. Put it over the flame. Compare the color before and after
burning.
B. Styrofoam and calamansi juice
Drop pure calamansi juice into a Styrofoam plate or cups. Then observe what happens
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Put one tablespoon of baking powder in a dry small bottle. Add water and observe
what happens.
D. Milk and vinegar
Put 3 tablespoon of vinegar in a glass bottle then add liquid milk drop by drop.
If the liquid milk is not available prepare from powdered milk to water. Then observe
what happens.
E. Complete the table below. In the observation column, describe the materials
before the reaction and the results after the change. Then give the evidences of
chemical change in the…
briefly explain the principle behind this technique; affinity chromatography using a diagram to illustrate.
VISUAL SKILLS In Figure 2.7, if two or more elementsare in the same row, what do they have in common? Iftwo or more elements are in the same column, what dothey have in common?
Chapter 4 Solutions
Campbell Biology
Ch. 4.1 - Prob. 1CCCh. 4.2 - DRAW IT (a) Draw a structural formula for C2H4....Ch. 4.2 - Prob. 2CCCh. 4.2 - How are gasoline and fat chemically similar?Ch. 4.2 - VISUAL SKILLS See Figures 4.5a and 4.7. Can...Ch. 4.3 - VISUAL SKILLS What does the term amino acid...Ch. 4.3 - What chemical change occurs to ATP when it reacts...Ch. 4.3 - DRAW IT Suggose you had an organic molecule such...Ch. 4 - How did Stanley Miller's experiments support the...Ch. 4 - In what ways does a methyl group differ chemically...
Ch. 4 - Prob. 4.3CRCh. 4 - Prob. 1TYUCh. 4 - Prob. 2TYUCh. 4 - MAKE CONNECTIONS Which chemical group is most...Ch. 4 - VISUAL SKILLS Visualize the structural formula of...Ch. 4 - Prob. 5TYUCh. 4 - VISUAL SKILLS Identify the asymmetric carbon in...Ch. 4 - Which action could produce a carbonyl group? (A)...Ch. 4 - Prob. 8TYUCh. 4 - Prob. 9TYUCh. 4 - SCIENTIFIC INQUIRY 50 years ago, pregnant women...Ch. 4 - WRITE ABOUT A THEME: ORGANIZATION In 1918, an...Ch. 4 - SYNTHESIZE YOUR KNOWLEDGE Explain how the chemical...
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