AgriInfo Glossary

Each of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.

Make something (suffering, deficiency, or a problem) less severe.

Is a colourless gas with a characteristic pungent smell, which dissolves in water to give a strongly alkaline solution.

A single-celled animal that catches food and moves about by extending fingerlike projections of protoplasm. Amoebas are either free-living in damp environments, or parasitic.

Relating to or requiring an absence of free oxygen.

The third stage of cell division, between metaphase and telophase, during which the chromosomes move away from one another to opposite poles of the spindle.

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A toxin or other foreign substance which induces an immune response in the body, especially the production of antibodies

Is a drug or other compound that inhibits the physiological effects of histamine, used especially in the treatment of allergies.

This occurs when the kidneys aren't producing urine. A person may first experience oliguria, or low output of urine, and then progress to anuria. It may also be associated with other health conditions that cause kidney ailments

The main artery of the body, supplying oxygenated blood to the circulatory system. In humans it passes over the heart from the left ventricle and runs down in front of the backbone.

Is a hole in the diaphragm. It is the lowest and most posterior of the large apertures. It is located approximately at the level of the twelfth thoracic vertebra

A sheet of pearly white fibrous tissue that takes the place of a tendon in flat muscles having a wide area of attachment

Is the technical equipment or machinery needed for a particular activity or purpose.

Is