1. Genes are not identical
2. Answers will vary.
3. Use page 562 as a guide.
4. Flowers serve as vehicles for sexual reproduction. The sperm are produced in the anther; the egg is produced in the ovary. Some students may feel other structures have a direct role in gamete production.
5 a. Accessory
b. Female
c. Female
d. Accessory
e. Female
f. Accessory
g. Male
h. Accessory
i. Female
j. Male
6. Answers will vary.
7. Answers will vary.
8 a. Birds (other answers are possible)
b. Beetles (other answers are possible)
c. Bees or moths (other answers are possible)
9. See Figure 28.8. Numerous cells and tissues are haploid and diploid. The triploid structure is the endosperm.
10. Answers will vary.
11. Answers will vary but should include something on the differences between the angiosperm and the gymnosperm.
12. Compare Figures 28.11 and 28.12.
13. For example:
Drupe = Peach
Berry = Tomato
Pome = Apple
14. Problems with agricultural maturity, mutation, unpredictable development, among others.
TO THINK ABOUT
1. The biological definition has to do with the physiological function rather than human whim.
2. Potential problems with cross pollination. Other answers possible.
3. Two possible answers: Examine the chromosomes and examine the life cycle.
4. Answers will vary.
5. Most probable answer: Petals serve as an attractant for pollinators.
6. To attract a pollinator.
7. This flower will have a lot of carpals!
8. See pages 564-565.
feedback form |
permissions |
international |
locate your campus rep |
request a review copy
Copyright ©2001 The McGraw-Hill Companies.
digital solutions |
publish with us |
customer service |
mhhe home
Any use is subject to the
Terms of Use and Privacy Policy.
McGraw-Hill Higher Education is one of the many fine businesses of the
The McGraw-Hill Companies.