Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 40, Problem 1CQ
Summary Introduction
To explain: The reason behind the presence of the sporopollenin on the walls of the pollen grains.
Introduction: A flower on a plant depicts its reproductive structure. There is the presence of male and female reproductive system on the flower. The male reproductive system is known as the stamen and the male gametophyte is represented by pollen grains.
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Chapter 40 Solutions
Biology
Ch. 40.1 - Core Skill: Connections Look back to Figure 32.14...Ch. 40.1 - Prob. 1CCCh. 40.1 - Prob. 2CCCh. 40.2 - What inference can you draw from the observation...Ch. 40.2 - List several ways in which the flowers at the rim...Ch. 40.2 - Why do you think Liang and Mahadevan used Lilium...Ch. 40.2 - How did time-lapse video improve data gathering in...Ch. 40.3 - Prob. 1CCCh. 40.3 - Prob. 2CCCh. 40.3 - Prob. 1CS
Ch. 40.4 - Prob. 1CCCh. 40.4 - Prob. 2CCCh. 40.4 - Prob. 1CSCh. 40 - Where do the pollen grains of flowering plants...Ch. 40 - Prob. 2TYCh. 40 - Where would you find female gametophytes of a...Ch. 40 - How does double fertilization occur in flowering...Ch. 40 - Prob. 5TYCh. 40 - Prob. 6TYCh. 40 - Prob. 7TYCh. 40 - If an ovary contains eight ovules, how many seeds...Ch. 40 - Prob. 9TYCh. 40 - Prob. 10TYCh. 40 - Prob. 1CQCh. 40 - Prob. 2CQCh. 40 - Prob. 3CQCh. 40 - Prob. 1COQCh. 40 - How do plants prevent the production of many...
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- What is pollen gain? What is pollinations? What are some different ways pollen can be dispersed?arrow_forwardSome pollen grains will not germinate in vitro. They will germinate only on compatible stigma. Why?arrow_forwardWhy do some seeds undergo a period of dormancy, and how do they break dormancy?arrow_forward
- What is pollen?arrow_forwardWhat is known as pollen grain ?arrow_forwardWhat are the advantages of reduced gametophyte? What is an ovule and what are integuments? What is different between ways pollen can be dispersed? What is a pollen gain? what is pollination? What are some different ways pollen can be dispersed?arrow_forward
- What is the hilum of the seed? A micropyle? What purposes do they serve? Explain in 3 paragraphs.arrow_forwardHow does pollen move from one flower to another, and why is thisprocess essential for sexual reproduction?arrow_forwardThere are two locations in which the gynoecium interacts chemically with the pollen and pollen tube and can either allow the pollen tube to grow or prevent it from growing. What are these two locations? O Style and megagametophyte Stigma and ovule Stigma and style Stigma and megagametophyte Style and ovulearrow_forward
- How do pollen grains differ from spores or sperms?arrow_forwardDescribe the functions of each structure within the anther (vascular bundles, parenchyma, pollen sac, anther wall, tapetum, and pollen grains) What is the similarities and differences between the anther and the male cone of the pinearrow_forwardWhy, functionally, are parenchyma cells important to fruit function in these species (apples and pears).arrow_forward
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Plant Reproduction in Angiosperms; Author: Amoeba Sisters;https://www.youtube.com/watch?v=HLYPm2idSTE;License: Standard YouTube License, CC-BY