Principles of Biology
2nd Edition
ISBN: 9781259875120
Author: Robert Brooker, Eric P. Widmaier Dr., Linda Graham Dr. Ph.D., Peter Stiling Dr. Ph.D.
Publisher: McGraw-Hill Education
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Question
Chapter 29.3, Problem 3CC
Summary Introduction
To write:
The brief exposure of plants to darkness in the middle of the daytime.
Introduction:
The physiological reaction of the organism to the length of night or dark period is termed as photoperiodism. It can be defined as the developmental responses of plants to the length of light and dark periods. It occurs in plants and animals.
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Chapter 29 Solutions
Principles of Biology
Ch. 29.1 - Prob. 1BCCh. 29.1 - Prob. 1TYKCh. 29.2 - Prob. 1CCCh. 29.2 - Prob. 2CCCh. 29.2 - Prob. 1TYKCh. 29.2 - Prob. 2TYKCh. 29.3 - What kind of light does the active conformation of...Ch. 29.3 - Prob. 2CCCh. 29.3 - Imagine a garden that has been planted with...Ch. 29.3 - Prob. 3CC
Ch. 29.4 - Prob. 1CCCh. 29.4 - Prob. 1TYKCh. 29.5 - Prob. 1CCCh. 29.5 - In what way is systemic acquired resistance to...Ch. 29.5 - Prob. 1TYKCh. 29 - Prob. 1TYCh. 29 - Prob. 2TYCh. 29 - Prob. 3TYCh. 29 - Prob. 4TYCh. 29 - Prob. 5TYCh. 29 - Photoreceptor molecules allow plant cells to...Ch. 29 - Prob. 7TYCh. 29 - Prob. 8TYCh. 29 - Prob. 1CCQCh. 29 - Prob. 2CCQCh. 29 - Prob. 3CCQCh. 29 - Prob. 1CBQCh. 29 - How could you increase the resistance of a...
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- We know that short-day plants do not really need short days, but actually long nights. Describe the type of treatment that proves this. Is some kind of light given during the night or some period of darkness given during the day?arrow_forwardWhat is the phenomenon wherein the plant grows toward the unidirectional light? Photoperiodism Phototropism Thigmonasty Photonastyarrow_forwardStudies of phototropism often use which part of an oat seedling: _________________?arrow_forward
- How would global warming affect a plant that responds to its environment through photoperiodism?arrow_forwardIf a long-day plant has a critical night length of 9 hours, which 24-hour cycle would prevent flowering? (A) 16 hours light/8 hours dark (B) 14 hours light/10 hours dark (C) 4 hours light/8 hours dark/4 hours light/8 hours dark (D) 8 hours light/8 hours dark/light flash/8 hours darkarrow_forwardIn places where there are four seasons (winter, spring, summer and fall), how do plants cope with the change in season?arrow_forward
- What environmental stimuli trigger the various plant responses?arrow_forwardA long day plant is given a long night, and is interrupted by a light pulse in the middle of the night. Which quality of the light pulse will most likely prevent flowering? Select one: a. UV light b. green light c. red light d. far-red lightarrow_forwardWhat are day-neutral plant ?arrow_forward
- why do leaves turn brow, red, and orange in the fall?arrow_forwardWould a plant be able to grow to maturity and produce seeds if kept in total darkness? Why?arrow_forwardHow will global climate change impacy plants that strictly respond to their environment through photoperiodism? Explain.arrow_forward
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