Biology: Life on Earth with Physiology (11th Edition)
11th Edition
ISBN: 9780133923001
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
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Textbook Question
Chapter 46, Problem 3RQ
What is a phytochrome? How do the two forms of phytochrome help control the plant life cycle?
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What is a phytochrome? How do the two forms of phytochrome help control the plant life cycle?
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Chapter 46 Solutions
Biology: Life on Earth with Physiology (11th Edition)
Ch. 46.1 - list six important types of plant hormones?Ch. 46.1 - Prob. 2CYLCh. 46.2 - Prob. 1CTCh. 46.2 - explain the roles of plant hormones in seed...Ch. 46.2 - Explain how the Darwin experiments using caps and...Ch. 46.2 - Prob. 2CYLCh. 46.2 - Prob. 2TCCh. 46.2 - Prob. 3CYLCh. 46.2 - Prob. 3TCCh. 46.2 - Prob. 4CYL
Ch. 46.2 - Agricultural biotechnologists have developed...Ch. 46.2 - Prob. 5CYLCh. 46.2 - Prob. 6CYLCh. 46.3 - Although insects are major plant predators,...Ch. 46.3 - Prob. 1CYLCh. 46.3 - Prob. 1HYEWCh. 46.3 - Prob. 1TCCh. 46.3 - Prob. 2CYLCh. 46 - A student reporting on a project said that one of...Ch. 46 - Prob. 1FIBCh. 46 - Prob. 1MCCh. 46 - Compare phototropism and gravitropism in roots and...Ch. 46 - Prob. 2ACCh. 46 - Prob. 2FIBCh. 46 - Prob. 2MCCh. 46 - Prob. 2RQCh. 46 - Prob. 3FIBCh. 46 - Prob. 3MCCh. 46 - What is a phytochrome? How do the two forms of...Ch. 46 - Prob. 4FIBCh. 46 - Prob. 4MCCh. 46 - Which hormones cause fruit development? Which...Ch. 46 - The hormone _________ causes stomata to close when...Ch. 46 - Prob. 5MCCh. 46 - What is senescence? Describe some changes that...Ch. 46 - Prob. 6RQCh. 46 - Describe one example of a plant chemical defense...Ch. 46 - Describe how a sensitive plant closes its leaves....
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- Name the TWO (2) components for phytochrome and where are they being synthesised? *arrow_forwarda. Describe the function of plant roots. b) Describe the function of plant shoots. c)What is the function of lignin in terrestrial plants? d)What are xylem and phloem and how do they differ? e)Exactly what is pollen? f)Exacly what is a seed?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
- What is the process in the plant life cycle that occurs within sporangium and results in spores?arrow_forwardWhich parts of the plant would you find the phytochromes highly concentrated? Why? *arrow_forwardWhat are the difference and similarities of Palisade mesophyll and Spongy mesophyll in the dicot leaf based on shape and arrangement?arrow_forward
- What is phototropism?arrow_forwardWhat are Phytochrome, photoreceptor, red and far-red light?arrow_forward1. a)List two characteristics of plants that make them unique. b)Why do plants need to exchange gases with the environment? c)Distinguish between a fibrous root and a taproot. d)What is the main driving force for the movement of water in plants? e)State four benefits of asexual reproduction in plants.arrow_forward
- What is the principal difference in the shape of a monocot leave in contrast to a non non-monocot leaf? In a cross section through a non-monocot leaf... on which side of the vascular bundle is the xyleme? on which side of the leaf is the palisade parenchyma? this is the on which side of the leaf is the spongy parenchyma? ; this is the PICK ONE OPTION ONLY: 1&2.) lower side upper side both sides equally 3.) abaxial side adaxial side 4.) lower side upper side both sides equally 5.) abaxial side adaxial side Check with Photosynthesis in Mauseth 10, Raven 7, Campbell Reece 10: The palisade parenchyma is with and with The spongy parenchyma is with and with PICK ONLY ONE OPTION: 1.)high OR Short globular 2.)dense OR Loose 3.)rich ✰ cells that are chlorophyll. Gas exchange is ÷ ✰ cells that are chlorophyll. Gas exchange is ÷ Poor No 4.) required to discharge oxygen required to discharge carbon-dioxide required to acquire oxygen required to acquire carbon-dioxide not required 5.) high or Short…arrow_forwardCan you answer all the parts to this question please (a) What are the advantages of the self-incompatibility (SI) system in plants? Give at least three advantages. (b) What are the differences between gametophytic SI and sporophytic SI?arrow_forwardWhat compound gives color to leaves at different stages of the leaf cycle?arrow_forward
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