Phototaxis - Navicula

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Video in TIB AV-Portal: Phototaxis - Navicula

Formal Metadata

Title
Phototaxis - Navicula
Alternative Title
Phototaxis - Navicula
Author
License
CC Attribution - NonCommercial - NoDerivatives 3.0 Germany:
You are free to use, copy, distribute and transmit the work or content in unchanged form for any legal and non-commercial purpose as long as the work is attributed to the author in the manner specified by the author or licensor.
Identifiers
IWF Signature
K 166
Publisher
Release Date
1985
Language
Silent film
Producer
IWF (Göttingen)

Technical Metadata

IWF Technical Data
Film, 16 mm, 23 m ; F, 2 min

Content Metadata

Subject Area
Abstract
Pennales. Positiv phototaktische Reaktion von Navicula peregrina auf seitlich einfallendes Schwachlicht (Kapillarversuch) und Lichtflucht vor seitlich einfallendem Starklicht (Ansammlung vor einer Barriere). Leichte Zeitraffung; grünes Sicherheitslicht.
Pennales. Positive phototactic reaction of Navicula peregrina to lateral dim light (capillary experiment) and negative response to lateral bright light (aggregation at a barrier). Slight time-lapse, green safety light.
Keywords Kieselalge Alge Pennales Navicula peregrina Umkehrrhythmus, autonomer Rangierbewegungen Phototaxis phototaxis shunting movements autonomous reversal rhythm Navicula peregrina Pennales alga diatom
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