Campbell Biology (10th Edition)
10th Edition
ISBN: 9780321775658
Author: Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Robert B. Jackson
Publisher: PEARSON
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Chapter 35, Problem 4TYU
The phase change of an apical meristem from the juvenile to the mature vegetative phase is often revealed by
- (A) a change in the morphology of the leaves produced.
- (B) the initiation ofsecondary growth.
- (C) the formation of lateral roots.
- (D) the activation of floral meristem identity genes.
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The phase change of an apical meristem from the juvenile tothe mature vegetative phase is often revealed by(A) a change in the morphology of the leaves produced.(B) the initiation of secondary growth.(C) the formation of lateral roots.(D) the activation of floral meristem identity genes.
(a) Please describe the peripheral zone (PZ) genetic program maintains indeterminacy and allows the initiation of lateral primordia in shoot apical meristems.
(b) Explain how this genetic program has been used in compound leaves
The vascular system in piants is made up of two tissues: phloem and xylem.
(a) Mark on the image above the positions of the xylem and phloem.
(b) Differentiate between these vascular tissues.
(c) Identify and describe a recent technology used to determine plant structure.
Chapter 35 Solutions
Campbell Biology (10th Edition)
Ch. 35.1 - Prob. 1CCCh. 35.1 - WHAT IF? If humans were photoautotrophs, making...Ch. 35.1 - Prob. 3CCCh. 35.2 - Prob. 1CCCh. 35.2 - Prob. 2CCCh. 35.2 - Prob. 3CCCh. 35.3 - Prob. 1CCCh. 35.3 - Prob. 2CCCh. 35.3 - Prob. 3CCCh. 35.4 - A sign is hammered into a tree 2 m from the tree's...
Ch. 35.4 - Prob. 2CCCh. 35.4 - Would you expect a tropical tree to have distinct...Ch. 35.4 - Prob. 4CCCh. 35.5 - How can two cells in a plant have vastly different...Ch. 35.5 - Prob. 2CCCh. 35.5 - Prob. 3CCCh. 35 - Prob. 35.1CRCh. 35 - Prob. 35.2CRCh. 35 - Prob. 35.3CRCh. 35 - Whht advantages did plants gain from the evolution...Ch. 35 - Prob. 35.5CRCh. 35 - Most of the growth of a plant body is the result...Ch. 35 - Prob. 2TYUCh. 35 - Prob. 3TYUCh. 35 - The phase change of an apical meristem from the...Ch. 35 - Supposc a flower had normal expression of genes A...Ch. 35 - Prob. 6TYUCh. 35 - Which of the following would not be seen in a...Ch. 35 - Prob. 8TYUCh. 35 - EVOLUTION CONNECTION Evolutionary biologists have...Ch. 35 - SCIENTIFIC INQUIRY Grasslands typically do not...Ch. 35 - SCIENCE, TECHNOLOGY, AND SOCIETY Hunger and...Ch. 35 - WRITE ABOUT A THEME: ORGANIZATION In a short essay...Ch. 35 - Prob. 13TYU
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- Axillary buds are located (a) at the tips of stems (b) in unusual places, such as on roots (c) in the region between two successive nodes (d) in the upper angle between a leaf and the stem to which it is attached (e) within the loosely arranged cells of lenticelsarrow_forwardPlease answer the following parts: (a) Explain what Florigen is. (b) Explain how the floral stimulus, which originates in the minor veins of source leaves, has its effect in the shoot apical meristem. (c) Describe a classic experiment that demonstrated the existence of Florigen.arrow_forwardDraw illustrations to bring out the anatomical difference between(a) Monocot root and Dicot root(b) Monocot stem and Dicot stemarrow_forward
- Which of the following would not be seen in a cross section through the woody part of a root? (A) sclerenchyma cells (B) parenchyma cells (C) sieve-tube elements (D) root hairsarrow_forwardExplain 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_forwardWhich of the following statements are true of xylem? A) It is found in all land plants.B) It assists in conducting of materials, such as water and minerals, throughout the plant.C) It can provide structural support to the plant.D) It is found in the gametophyte generation, but not in the sporophyte.E) It contains specialized cells known as tracheids and vessel elementsarrow_forward
- 6) Match the tissue on the left with the description of the function it generally performs for the plant on the right: a) phloem flexible support, such as in petioles and herbaceous stems. b) xylem forms an outer barrier for leaves, young stems and roots. c) collenchyma conducts water and dissolved nutrients from the roots to other plant tissues. support of vascular tissue in older woody plants and formation of very hard plant structures such as nut shells. d) periderm e) parenchyma metabolism and storage. f) sclerenchyma conducts molecules produced by the plant throughout the plant body. g) epidermis provides physical protection for woody plants. AP ACMIarrow_forwardWhich of the following is a mechanism of phloem transport in which dissolved sugar is moved by means of a pressure gradient that exists between the source and the sink? (a) pressure–flow (b) tension–cohesion (c) root pressure (d) active transport of potassium ions into guard cells(e) guttationarrow_forward. Charles and Francis Darwin discovered that(A) auxin is responsible for phototropic curvature.(B) red light is most effective in shoot phototropism.(C) light destroys auxin.(D) light is perceived by the tips of coleoptiles.arrow_forward
- Compare and contrast (a) monocot and dicot roots, and (b) monocot and dicot stems.arrow_forward1. The images below are cross-sections through shoot and root apical meristems. What does each represent? (a) (b) (a) = (b) = What is the structure the arrow is pointing to in image (b) above?arrow_forward(a) There are two components to the conducting system in secondary tissues, one responsible for conduction longitudinally (root to shoot and vice versa) and the other responsible for lateral conduction. Name these two systems. (b) Which type of vascular cambium initial gives rise to each of the components named above.arrow_forward
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