Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are meristematic, simple, secretory, and complex tissues. Find out the distinctive characteristics of each tissue in terms of structure and function...
This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of fruits, fruit dispersal mechanisms, and seed germination. The distinctions between dicots and monocots, the two major groups of flowering plants, are presented in this tutorial...
Bryophytes (nonvascular plants) are a plant group characterized by lacking vascular tissues. They include the mosses, the liverworts, and the hornworts. These groups of plants require external water, usually in the form of dew or rain. Some of them grow exclusively in dark, damp environments in order to provide moisture. Find out more about them here...
Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designed to produce them. This tutorial looks at how genes control the production of hormones within the endocrine system of animals...
