BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 27, Problem 11SA
Summary Introduction
Introduction:
Germination is the growth of embryo from the fusion of pollen grains and ovule. The seeds are formed from the ovule after the microspore has fertilized the megaspore in the pollen grain. The ovule forms seeds and ovaries form fruit.
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Chapter 27 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 27 - An animal pollinator may be rewarded by _______...Ch. 27 - The arrival of pollen grains on a receptive stigma...Ch. 27 - Prob. 3SACh. 27 - In flowers, the structures that produce male...Ch. 27 - Seeds are mature _______ ; fruits are...Ch. 27 - Prob. 6SACh. 27 - The three main parts of a typical mature eudicot...Ch. 27 - Prob. 8SACh. 27 - Prob. 9SACh. 27 - Prob. 10SA
Ch. 27 - Prob. 11SACh. 27 - Prob. 12SACh. 27 - Prob. 13SACh. 27 - Which of the following statements is false? a....Ch. 27 - Match the observation with the main hormones.. ___...Ch. 27 - The oat coleoptiles on the left have been...Ch. 27 - Is the seedling shown on the right a monocot or...Ch. 27 - Prob. 3CTCh. 27 - Prob. 4CT
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- 50. the following are dehiscent fruits belonging to legume family except ___a. nutsb. lentilsc. peasd. beansarrow_forwardThe arrival of pollen grains on a receptive stigma is called_____ . a. germination c. pollination b. fertilization d. propagationarrow_forward______is the hormone in most rooting compounds. a. Gibberellin c. Cytokinin b. Auxin d. ABAarrow_forward
- Which of the following is considered essential for germination? Select one: a. Abscisin b. Cytokinin c. Gibberellins d. Auxinarrow_forwardThe seed coat forms from the______ . a. integuments c. endosperm b. coleoptile d. sepalsarrow_forwardAfter buying green bananas or unripe avocadoes, they can be kept in a brown bag to ripen. The hormone released by the fruit and trapped in the bag is probably: a. abscisic acid b. cytokinin c. ethylene d. gibberellic acidarrow_forward
- Through mycorrhization, a plant obtains important nutrients such as ________. a. phosphorus, zinc, and copper b. phosphorus, zinc, and calcium c. nickel, calcium, and zinc d. all of the abovearrow_forwardPresence of all of the following factors promotes dormancy of seeds, except a.Phenolics b.Impermeable seed coat c.Immature embryo d.Gibberellinsarrow_forwardVertical elongated cells of the xylem (such as tracheids or vessels) are developed from a. cortex O b. C. ray initials fusiform initialsarrow_forward
- Ethylene promotes A. production of female flowers B. fruit ripening C. promotion of abscission of leaves, fruits, and flowers D. production of ABA E. A, B, and C F. B, C, and Darrow_forwardThe main photoreceptor that triggers phototropism is a ________. a. phytochrome b. cryptochrome c. phototropin d. carotenoidarrow_forwardA. Pollen tube B. C. Which part of this angiosperm egg will become the endosperm? D B E A с D. E.arrow_forward
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