Biology: Life on Earth with Physiology Plus Mastering Biology with Pearson eText -- Access Card Package (11th Edition)
11th Edition
ISBN: 9780133910605
Author: Gerald Audesirk, Teresa Audesirk, Bruce E. Byers
Publisher: PEARSON
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Textbook Question
Chapter 46, Problem 5FIB
The hormone _________ causes stomata to close when water is scarce. It also maintains _________ in seeds during unfavorable environmental conditions.
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a gymnosperm ________ develops into an embryo within a seed.
Flowers are adaptations for _______
Stomata are openings on plants that allow for gas exchange.
True
False
Chapter 46 Solutions
Biology: Life on Earth with Physiology Plus Mastering Biology with Pearson eText -- Access Card Package (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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- Which term applies if peach trees growing in specific mild climates of the southern United States do not receive about 850 hours of temperatures below 40 degrees, they will not produce flowers in the spring? photoperiodism phototropism vernalization senescence dormancyarrow_forwardWhich of the following is not a term used in reference to flowers? corolla sepals O calyx O perianth androecium gynoecium mycorrhizae stamenarrow_forwardIf a farmer wanted less tightly packed clusters of grapes, he would most likely spray the immature bunches with which of the following hormones? cytokinins gibberellins auxin abscisic acidarrow_forward
- Which plant hormone mediates the seasonal abscission of fruits and leaves? gibberellin ethylene auxin abscisic acid cytokininarrow_forwardThis plant is referred to as This plant is referred to as : Venus flytrap : butterwort : sundew : bladderwortarrow_forwardMatch the effect/process with the hormone responsible or effected when plants encounter an object and slow their growth, thicken the organ (root or stem), and grow around the object this hormone is activated in response to attack by biotrophic pathogens stimulates germination loss of function of this hormone results in early germination before seeds are mature the hormone that is responsible for stimulating cell division…arrow_forward
- Greenhouse-grown tomato seedlings are often brushed by hand to simulate wind. This causes seedlings to grow slower, thicken stems, & resist mechanical wind damage when planted in the field. Which hormone is responsible? Auxin Salicylic acid Gibberellin Abscisic acid cytokinin Ethylenearrow_forwardPollens allow sperm to fly instead of swim. true or falsearrow_forwardIn the Kotukutuku plant, Fuchsia excortiata, why do pollinated flowers remain attached to the plant for several days after pollination occurs and nectar is no longer produced Size of flower and pollination Annual versus perennial reproduction Time and expense to grow the pollen tube outweighs the cost of maintaining the flower on the tree Size of flower and number of flowers on inflorescencearrow_forward
- Ginger undergoes three (3) stages of Growth. Name and describe the these stages from Germinating stage to time for harvestingarrow_forwardPhytochrome, plays an important role in flowering in many plants. It can also be used to determine when lettuce seeds germinate (shown in the figure below What is phytochrome likely doing in the lettuce seeds? Activating abscisic acid production Activating inhibitors of germination Inhibiting gibberellin synthesis Turning on germination-related genesarrow_forwardPlants only give off oxygen and never require it. True Falsearrow_forward
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How do Plants Handle Stress?; Author: Alex Dainis;https://www.youtube.com/watch?v=TYsnveEHqec;License: Standard Youtube License