A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic..
Bryophytes (nonvascular plants) are a plant group characterized by lacking vascular tissues. They include the mosses, th..
Learn how the way genes control and determine every aspect of the body. This lesson uses lac operon as an example. ..
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The water cycle (also referred to as the hydrological cycle) is a system of continuous transfer of water from the air, s..
This tutorial presents Gregor Mendel's law of dominance. Learn more about this form of inheritance and how it can be pre..
This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..
