Campbell Biology in Focus (2nd Edition)
2nd Edition
ISBN: 9780321962751
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Chapter 28.3, Problem 3CC
Summary Introduction
To explain:
How microvilli and root hair are analogous.
Concept introduction:
The structures which have a different embryonic origin but similar functions are called as analogous structures.
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MAKE CONNECTIONS In addition to cotyledon number, how do thestructures of monocots and eudicots differ? (See Figure 30.16.)
EXPERIMENT: INITIATION OF CALLUS AND CELL SUSPENSION IN SELECTED PLANTS
Please make a general introduction paragraph about this experiment.
(a) Describe the role of mitosis in the growth of a plant.
(b) Explain why there are more cells observed in mitosis in the root tip
than in the woody stem.
Chapter 28 Solutions
Campbell Biology in Focus (2nd Edition)
Ch. 28.1 - Prob. 1CCCh. 28.1 - WHAT IF? If humans were photoautotrophs, making...Ch. 28.1 - Prob. 3CCCh. 28.2 - Prob. 1CCCh. 28.2 - Prob. 2CCCh. 28.2 - Prob. 3CCCh. 28.3 - Prob. 1CCCh. 28.3 - Prob. 2CCCh. 28.3 - Prob. 3CCCh. 28.4 - A sign is hammered into a tree 2 m from the trees...
Ch. 28.4 - Would you expect a tropical tree to have distinct...Ch. 28.4 - Prob. 3CCCh. 28 - Most of the growth of a plant body is the result...Ch. 28 - Prob. 2TYUCh. 28 - Heartwood and sapwood consist of A. bark. B....Ch. 28 - Prob. 4TYUCh. 28 - Which of the following would not be seen in a...Ch. 28 - Prob. 6TYUCh. 28 - SCIENTIFIC INQUIRY Grasslands typically do not...Ch. 28 - Prob. 8TYUCh. 28 - FOCUS ON ORGANIZATION In a short essay (100-150...Ch. 28 - SYNTHESIZE YOUR KNOWLEDGE This stained light...
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- Explain the difference between symplast and transmembrane water transport pathways in plants. (i) (ii) Explain positive hydrostatic pressure in the root and conditions causing the root pressure. What is the phenomenon likely caused by this root pressure? (iii) Describe the phenomenon observed in Question 1 c) (ii) with inclusion of plant structures involved.arrow_forward2. a) As part of an experiment you are required to observe the external features of a fern. State what microscope would you use and give reasons why? b) You have been provided with a plant showing the rooting system and the stem with several leaves. Give SIX features that you will look for to determine whether this is a monocotyledonous plant or a dicotyledonous plant. Present your answer in a clear, logical manner. c) In an experiment students were given the following materials and apparatus: - juices from three local fruits; 4% glucose solution; Benedict's solution; test tubes, beakers, syringes and boiling water bath. Describe CLEARLY the procedure that can be used to estimate the amount of glucose present in each juice. Use numbered steps in your answer.arrow_forwardMAKE CONNECTIONS Compare the function of retinalin the eye with that of the pigment chlorophyll in a plantphotosystem (see Concept 10.2).arrow_forward
- Explain 2 primary functions of plant roots. Also provide one example of a modified root and explain why the modification has been selected for evolutionarily (what advantage does it provide?)arrow_forwardFigure 2 shows the cross-section of a eudicot root. i. Based on Figure 2, identify the structure that regulates the movement of water and minerals towards the xylem in the root. ii. Name structure of the cell membrane allows it to act as a selective barrier? iii. Predict what will happen to the transportation of water and minerals through the plasma membrane if the root was poisoned and no cellular respiration occurredarrow_forward4.1 INSTRUCTIONS — answer all the questions, they are all connected. QUESTIONS Examine the root/s system of Zea mays. — Are there special features? — What do you call the roots present above the ground? — How does this root differ from the other types of root system? — Are there any special function/s of this root type?arrow_forward
- : Which of the following type of inflorescence has an axis with limited growth? (a) Drosera (b) Sunflower (c) Mustard (d) Barleyarrow_forwardExplain what ‘structure’ is affected when the leaves of each plant are covered with petroleum jelly. What is this ‘structure’? What are the advantages and disadvantages of the ‘structure’ opening and closing?arrow_forwardi. Based on Figure 2, identify the structure that regulates the movement of water and minerals towards the xylem in the root. ii. Name structure of the cell membrane allows it to act as a selective barrier? iii. Predict what will happen to the transportation of water and minerals through the plasma membrane if the root was poisoned and no cellular respiration occurred.arrow_forward
- . MAKE CONNECTIONS Does the life cycle of humanshave any structures analogous to plant gametophytes?Explain your answer. (See Figures 13.5 and 13.6.)arrow_forwardDiscuss Concepts Suppose a garden in your neighborhood is filled with red, white, and blue petunias. Explain the floral colors in terms of which wavelengths of light are absorbed and reflected by the petals.arrow_forwardWhat is the conclusion?arrow_forward
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