Emetics
agents that cause vomiting. They may act directly on the gastrointestinal tract, bringing about emesis through local irritant effects, or indirectly, through their effects on the chemoreceptor trigger zone in the postremal area near the medulla.
This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..
Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and deco..
Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..
This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of f..
This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..
Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..