CAMPBELL BIOLOGY IN FOCUS-MOD.MASTERING
3rd Edition
ISBN: 9780135191811
Author: Urry
Publisher: PEARSON
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Chapter 30, Problem 9TYU
The black dots that cover strawberries are actually individual fruits from a flower with multiple carpels. The fleshy and tasty portion of a strawberry derives from the receptacle of the flower. Therefore, a strawberry is both.
- A. a multiple fruit and an aggregate fruit.
- B. a multiple fruit and an accessory fruit.
- C. a simple fruit and an aggregate fruit.
- D. an aggregate fruit and an accessory fruit.
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Fruits do not form in gymnosperms becausea. in gymnosperms, the seed is surrounded by the ovule.b. in angiosperms, the ovary is surrounded by the ovule.c. in gymnosperms, the ovule is surrounded by the ovary.d. in angiosperms, the ovule is surrounded by the ovary.
Which of the following is True?a. Ethylene stimulates abscission layers to form.b. Abscisic acid causes abscission layers to form.c. Ethylene is sometimes sprayed on flowers to keep them fresh.d. Abscisic acid stimulates seed germination.
C. For numbers 21 to 24, match the parts of the flower with what they will develop into after
fertilization.
A. Endosperm of the seed
B. Plant embryo
C. Fleshy fruit that can be
D. Whole seed
E. Seed coat
eaten
21. Ovule
23. Polar Nuclei
22. Ovary
24. Egg
Chapter 30 Solutions
CAMPBELL BIOLOGY IN FOCUS-MOD.MASTERING
Ch. 30.1 - WHAT IF? If flowers had shorter styles, pollen...Ch. 30.1 - WHAT IF? In some species, sepals look like petals,...Ch. 30.1 - Prob. 3CCCh. 30.2 - Prob. 1CCCh. 30.2 - Prob. 2CCCh. 30.2 - Self-fertilization, or selfing, seems to have...Ch. 30.3 - Prob. 1CCCh. 30.3 - Why does Bt maize have less fumonisin than non-GM...Ch. 30.3 - WHAT IF? In a few species, chloroplast genes are...Ch. 30 - A seed develops from an A. ovum B. embryo. C....
Ch. 30 - A fruit is a A. mature ovary. B. B . mature ovule....Ch. 30 - Double fertilization means that A. flowers must be...Ch. 30 - Golden Rice A. is resistant to various herbicides,...Ch. 30 - Which statement concerning grafting is correct? A....Ch. 30 - Some dioecious species have the XY genotype for...Ch. 30 - A small flower with green petals is most likely A....Ch. 30 - The pollen produced by wind-pollinated plants is...Ch. 30 - The black dots that cover strawberries are...Ch. 30 - DRAW IT Draw a flower and label the parts.Ch. 30 - SCIENTIFIC INQUIRY Critics of GM foods have argued...Ch. 30 - SCIENCE, TECHNOLOGY, AND SOCIETY People have...Ch. 30 - FOCUS ON EVOLUTION With respect to sexual...Ch. 30 - FOCUS ON ORGANIZATION In a short essay (100-150...Ch. 30 - SYNTHESIZE YOUR KNOWLEDGE This colorized SEM shows...
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