Biology 330 Exam 3 Vocab

Transformation
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Terms in this set (19)
Transformation
The transfer of bacterial genes through the uptake of free DNA from the environment
Transduction
The transfer of host cell genes from one cell to another by a virus
Conjugation
The transfer of genes from one prokaryotic cell to another by a mechanism requiring cell to cell contact
Stromatolite
A laminated microbial mat that can become fossilized and is typically built from layers of filamentous microorganisms
Bacteriorhodopsin
A protein containing retinal that is found in the membranes of certain extremely halophilic Archaea and that is involved in light-mediated ATP synthesis
Methanogene /methanogenesis
The biological production of CH4
Conidium
The asexual spores of fungi
Plasmogamy
the union of the cytoplasms of two parent mycelia
Dikaryotic
having two haploid nuclei per cell, one from each parent, in a fungal mycelium
Karyogamy
Fusion of two haploid nuclei to form a diploid nucleus.
Saprotrophan organism that feeds on or derives nourishment from decaying organic matter.biotrophan organism that can live and multiply only on another living organismnecrotropha parasite that typically kills and obtains its energy from dead host cellsLichenOne or two species of fungi and an alga (or cyanobacterium) living in symbiotic associationMycorrhizaA symbiotic association between a fungus and the roots of a plant in which nutrients are transferred in both directionsMycosisAny infection caused by a fungusFISHFluorescent in Situ hybridizationMicrobial biofilmassemblage of microbial cells attached to a surface and enclosed in polysaccharide matrix secreted by the cellsBioremediationThe cleanup of oil, toxic chemicals, and other pollutants by organisms usually microorganisms