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(also called transgenic organism) an organism whose genetic material has been changed using genetic engineering techniques, so that it now contains genetic material from an organism of a different species.
the blood circuit from the heart to the body and back to the heart.
a tough substance made from a modified polysaccharide that contains nitrogen. It is the main...
a small finger-like blind-ending extension of the mammalian large intestine connected to the...
the very cold zone in an ocean, dam or a lake, located below the range of effective light...
is a form of malnutrition where too many nutrients are taken in relative to the amounts required...