Biology (MindTap Course List)
10th Edition
ISBN: 9781285423586
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Chapter 38.3, Problem 8LO
Summary Introduction
To distinguish: Between phytochrome and cryptochrome.
Introduction: Photoreceptor refers to the light-sensitive proteins that are involved in sensing and response to light in many organisms. The two photoreceptors found in many plants and Arabidopsis are phytochrome and cryptochrome.
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Explain what phytochrome is and how it functions
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Chapter 38 Solutions
Biology (MindTap Course List)
Ch. 38.1 - Prob. 1LOCh. 38.1 - Prob. 1CCh. 38.1 - Prob. 2CCh. 38.2 - Prob. 2LOCh. 38.2 - Prob. 3LOCh. 38.2 - Prob. 4LOCh. 38.2 - Prob. 1CCh. 38.2 - Prob. 2CCh. 38.2 - Which hormones are involved in each of the...Ch. 38.3 - Explain how varying amounts of light and darkness...
Ch. 38.3 - Prob. 6LOCh. 38.3 - Prob. 7LOCh. 38.3 - Prob. 8LOCh. 38.3 - Prob. 1CCh. 38.3 - Prob. 2CCh. 38.3 - Prob. 3CCh. 38.4 - Prob. 9LOCh. 38.4 - Prob. 1CCh. 38 - Prob. 1TYUCh. 38 - Prob. 2TYUCh. 38 - Prob. 3TYUCh. 38 - Prob. 4TYUCh. 38 - The stress hormone that helps plants respond to...Ch. 38 - Prob. 6TYUCh. 38 - Prob. 7TYUCh. 38 - Pfr, the active state of _______________, forms...Ch. 38 - Prob. 9TYUCh. 38 - Which signaling molecule triggers the release of...Ch. 38 - Prob. 11TYUCh. 38 - PREDICT State whether flowering in a short-day...Ch. 38 - PREDICT If you transplanted the short-day plant...Ch. 38 - EVOLUTION LINK What adaptive advantages are...Ch. 38 - Prob. 15TYUCh. 38 - Prob. 16TYUCh. 38 - Prob. 17TYU
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- Classify the pictured organism. Answers a) monocot angiosperm b) dicot angiosperm c) monocot gymnosperm d) dicot gymnosperm either a) or c) Please explain which one is correct.arrow_forwardWhich type of phytochrome is biologically active and name the type of phytochrome present in dark grown plant? *arrow_forwardWhat are Phytochrome, photoreceptor, red and far-red light?arrow_forward
- Gymnosperm A) How are the seeds of pine trees dispersed away from the parent plant? b) Suggest an advantage of dispersing seeds away from parent plants.arrow_forwardHow is phytochrome uniquely suited to monitor the natural light environment?arrow_forwardExplain the conversion cycle of phytochrome.arrow_forward
- Which of the following statements is accurate? a) All plants have identical sporangia, all producing the same type of spores b) Plants have an embryo that is protected inside (and nourished by) the gametophyte c) Gametangia produce gametes by meiosis whereas sporangia produce spores by mitosis d) Gametangia always produce haploid gametes whereas sporangia produce diploid spores e) Gametangia are multicellular structures whereas sporangia are unicellular structuresarrow_forwardName the chromosomes present in endosperm.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
- Describe what is meant by the term heterosporous.arrow_forwardDefine the terms homosporous and heterosporous.arrow_forward5) Match the tissue name on the left with the description that best matches the structure of cells making up that tissue on the right: a) collenchyma cells are round, have very thin walls, and are alive at maturity. b) phloem cells have relatively few organelles and are hollow. c) parenchyma cells have thin walls and sometimes secrete a waxy substance. d) xylem cells have thick secondary cell walls reinforced with lignin. e) epidermis cells are long with a primary cell wall that is thickest at the ends of the cell, but no secondary cell wall. f) periderm cells are long and thin, hollow, with pits lining the sides of the cells. g) sclerenchyma some cells of this tissue have thick cell walls, whereas other cells of this tissue do not. 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.…arrow_forward
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