a long tube-like structure that carries bile
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Type: Glossary
a process of asexual reproduction in which one cell splits into two cells
Type: Glossary
Linnaeus' two-part name system; the first name of the organism is the genus to which it belongs...
Type: Glossary
a molecule that accelerates (speeds up) a chemical reaction, by lowering its activation energy,...
Type: Glossary
can be broken down, in a reasonable amount of time, into its base compounds by micro-organisms...
Type: Glossary
all the ecosystems on the Earth, all the species within these ecosystems and the genetic...
Type: Glossary
study of the geographical distribution of plants and animals.