Biology glossary

theory proposing that chromosomes are the genes' vehicles and that their behavior during meiosis is the physical basis of the inheritance patterns that Mendel observed

3' untranslated region; region just downstream of the protein-coding region in an RNA molecule that is not translated

3' untranslated region; region just downstream of the protein-coding region in an RNA molecule that is not translated

a methylated guanosine triphosphate (GTP) molecule that is attached to the 5' end of a messenger RNA to protect the end from degradation

5' untranslated region; region just upstream of the protein-coding region in an RNA molecule that is not translated

modification added to the 5' end of pre-mRNAs to protect mRNA from degradation and assist translation

consists of a mixture of organic material with inorganic products of weathering

when a bone moves away from the midline of the body

nonliving components of the environment

total mass of aboveground living plants per area

plant hormone that induces dormancy in seeds and other organs

physiological process that leads to the fall of a plant organ (such as leaf or petal drop)

range of wavelengths of electromagnetic radiation absorbed by a given substance

opening section of a scientific paper that summarizes the research and conclusions

one of the earliest known tetrapods