BIOLOGY: CONCEPTS&INVEST. (LL)
5th Edition
ISBN: 9781264706983
Author: Hoefnagels
Publisher: MCG
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Textbook Question
Chapter 24, Problem 3MCQ
What are the pro ducts of double fertilization?
- a. Two diploid zygotes
- b. A diploid zygote and a triploid endosperm
- c. A haploid sperm and a diploid zygote
- d. A triploid zygote
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Check out a sample textbook solutionStudents have asked these similar questions
Compare what happens to a spore mother cell as it gives rise to a spore with what happens to a spore as it gives rise to a gametophyte.
a. The spore mother cell and the spore both go through meiosis.
b. The spore mother cell and the spore both go through mitosis.
c. The spore mother cell goes through mitosis, and the spore goes through meiosis.
d. The spore mother cell goes through meiosis, and the spore goes through mitosis.
From what structure does a pollen grain develop?
A. Egg
B. Embryo
C. Endosperm
D. Microspore
The pollen lands on which part of the flower? a. stigma b. style c. ovule d. integument
Chapter 24 Solutions
BIOLOGY: CONCEPTS&INVEST. (LL)
Ch. 24.1 - What adaptations contribute to the reproductive...Ch. 24.1 - Prob. 2MCCh. 24.1 - Prob. 3MCCh. 24.1 - Describe alternation of generations In the plant...Ch. 24.2 - Prob. 1MCCh. 24.2 - Prob. 2MCCh. 24.2 - Prob. 3MCCh. 24.2 - Prob. 4MCCh. 24.2 - Prob. 5MCCh. 24.3 - Prob. 1MC
Ch. 24.3 - Prob. 2MCCh. 24.3 - Prob. 3MCCh. 24.4 - Prob. 1MCCh. 24.4 - Prob. 2MCCh. 24.4 - Prob. 3MCCh. 24.4 - Prob. 4MCCh. 24.5 - Prob. 1MCCh. 24.5 - How does phytochrome help regulate seed...Ch. 24.5 - How do long-day plants differ from short-day...Ch. 24.6 - Prob. 1MCCh. 24.6 - Prob. 2MCCh. 24.7 - Prob. 1MCCh. 24.7 - Prob. 2MCCh. 24.8 - What did Tewksbury and Nabhan conclude about the...Ch. 24.8 - Prob. 2MCCh. 24 - Prob. 1MCQCh. 24 - Prob. 2MCQCh. 24 - What are the pro ducts of double fertilization? a....Ch. 24 - Prob. 4MCQCh. 24 - Prob. 5MCQCh. 24 - Prob. 1WIOCh. 24 - How does an exclusive relationship between a plant...Ch. 24 - Prob. 3WIOCh. 24 - Prob. 4WIOCh. 24 - Explain how plants grow toward light. Why is this...Ch. 24 - Prob. 6WIOCh. 24 - Prob. 1PITCh. 24 - Prob. 2PIT
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- What is the flower symmetry of a yellow bell? Why? a. Bilateral/ Zygomorphic b. Actinomorphic/ Radialarrow_forwardHow would a loss-of-function mutation in the α-amylase gene affect seed germination? a. The seed could not imbibe water. b. The embryo would starve. c. The seed coat would not rupture. d. The seed would germinate prematurely.arrow_forwardThe production of which structure in a flowering plant involves genetic recombination? A. haploid gametes B. haploid spores C. diploid gametes D. diploid sporesarrow_forward
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- In which part of the female flowerdoes fertilisation take place?A. FilamentB. StigmaC. OvaryD. Stylearrow_forwardIt is in the plants that mature cells can revert to what undifferentiated state? A. callus B. gametes C. stem cells D. totipotent cellsarrow_forwardDescribe the process of double fertilization in angiosperms and add a note on its significance.arrow_forward
- A yellow dust appears on the fingers, whenever we touch the middle of a flower. These tiny yellow grains are one of the most precious substances in nature because they contain the secret of plant life. What is this dust called? A. Pollen B. Sperm C. Spore D. Sporocystarrow_forwardWhich of the following pairs of plant structure has the haploid number ofchromosomes? A. Megaspore mother cell and antipodal cells B. Egg cell and antipodal cells C. Egg cell and endosperms D. Microspore mother cell and antipodal cellsarrow_forwardFill in the blank with the term that best completes the sentence. 21. Switching between a haploid gametophyte stage and a diploid sporophyte stage is called 22. gives plant stems stiffness and helps protect plants against predators. 23. Nonvascular plants use for absorbing water. 24. Asexual reproduction from stems, leaves, or roots is called occurs when a growing plant embryo bursts through the seed coat. 25. 26. Liverworts, hornworts, and mosses are all plants. 27. Another name for vascular plants i , 28. stores food in seed plants. 29. In a flower the contains the stigma, style, and ovary. 30. The protects the seed.arrow_forward
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