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an enzyme which acts on proteins.
primitive type of fish that lives very deep underwater and has four leg-like fins. It is thought...
the use of modern technology to manipulate living organisms to obtain products from them that...
when the body makes its own antibodies when deliberately exposed to a dead or weakened pathogen...
the complete set of alleles (different forms of genes) making up the genetic material of a...
(also called autotrophic organisms) organisms that produce their own organic food, mainly...