Science Buddies
Science Buddies: One Bad Apple Spoils the Whole Bunch: Plant Hormone Ethylene
We have all heard the old saying, "One bad apple spoils the whole bunch." Due to the production of the plant hormone ethylene during the ripening process, this saying proves true. This experiment will investigate the role of ethylene in...
CK-12 Foundation
Ck 12: Life Science: Plant Hormones
[Free Registration/Login may be required to access all resource tools.] Plants may not move, but that does not mean they don't respond to their environment. Plants can sense gravity, light, touch, and seasonal changes. Learn more about...
CK-12 Foundation
Ck 12: Life Science: 7.12 Plant Hormones
Understand how plant hormones allow plants to live in their environment.
Ohio State University
The Ohio State University: Plant Hormones
Page offers an explanation of plant hormones, including auxin and ethylene.
Estrella Mountain Community College
Online Biology Book: Plant Hormones, Nutrition, and Transport
Understand plant processes including plant hormones, nutrition, and transport in this online, college-level textbook.
McGraw Hill
Glencoe Biology: Plant Hormones and Responses: Self Check Quiz
This multiple-choice quiz on plant hormones and responses allows students to get hints for each question and check their answers after submitting.
BiologyWise
Biology Wise: Plant Hormones and Their Functions
Describes five different types of hormones that regulate plant processes - auxins, cytokinins, ethylene, abscisic acid, and gibberellins.
University of Maryland
Umbc/plant Growth and Development
A good description of the growth and changes in plants from the seed through the adult plant. College level discussion that includes the chemicals involved in the regulation of plant growth.
BBC
Bbc: Gcse Bitesize: Plant Hormones
Plants produce hormones and respond to external stimuli, growing towards sources of water and light, which they need to survive. Read about tropisms and auxins that are used to control growth in plants. There is a quiz at the end.
McGraw Hill
Mhhe: Plant Growth and Growth Regulators
A very good overview of the hormonal control of plant responses to different environmental cues. Good place to start research.
Other
Kitchen Culture Kits, Inc.: Plant Tissue Culture
An excellent site for learning about plant tissue culture. Great visuals and easy to understand instructions. Lots of links to other good sources.
Science Buddies
Science Buddies: Project Ideas: Bitter to Sweet: Sugar Changes in Ripening Fruit
In this science fair project, use a refractometer to measure changes in sugar content in ripening fruit. The Science Buddies project ideas are set up consistently beginning with an abstract, objective, and introduction, followed by a...