10 ENGLISH BOOKS RELATING TO «GEOTACTIC»
Discover the use of
geotactic in the following bibliographical selection. Books relating to
geotactic and brief extracts from same to provide context of its use in English literature.
The outstanding example of geotactic response among Turbellaria is seen in the
acoel Convoluta roscoffensis. This animal is negatively geotactic when
undisturbed, positively so when disturbed. On the sandy tidal zone on the
channel coast ...
Green frogs, R. clamitans, demonstrate directional movement to breeding sites at
distances up to 550 m; this homing response is not impaired significantly by the
absence of auditory, visual, hygrotactic, or geotactic stimuli, but it is reduced ...
William E. Duellman, 1994
3
Evolution and the Genetics of Populations, Volume 3: ...
Comparison of results of geotactic and phototactic selection in strains of D.
pseudoobscura. Realized heritability hf. Source: Dobzhansky and Spassky
19676. The results for the sexes are here (as before) averaged, although in both
respects ...
4
Principles of Behavioral Genetics
A group of flies are placed at the bottom end of the first double tube (away from
the Gravity Light 8 7 6 5 4 3 2 1 0 FIGURE 4.7 Diagram of a vertical maze used to
measure geotactic behavior in Drosophila. Flies are negatively geotactic, i.e. they
...
Robert RH Anholt, Trudy F. C. Mackay, 2009
5
Ecological Genomics and Incipient Speciation in Insects that ...
Fitness effects of geotactic exploratory behavior on Pedic. To examine the fitness
effects of adult geotactic behavior on Pedic, we conducted one experiment with
eggs and a second experiment with young larvae. In the first experiment, highly ...
Carolyn Sarah McBride, 2008
6
Observations on the function and the structure of the ...
Thus Baunacke (1914) showed, by using completely or partly decapitated
specimens ofLimax agrestis, Arion empiricorum, and of A. hortensis, that
probably a sense organ within the head is responsible for the geotactic
behaviour of these ...
Johannes Jacobus Geuze, 1968
7
Comparative Psychology: A Handbook
vicluals from the High and Low strains and tested them for geotactic performance.
The most extreme high- and low-scoring F2 generation individuals were then
tested for mate preference. F2 generation flies mated without respect to their ...
Gary Greenberg, Maury M. Haraway, 1998
Cercariae of G. vitelliloba are negatively geotactic and emerge on the mud
surface to be eaten by tadpoles, the second intermediate host of G. vitelliloba.
Cercariae of G. euzeti in contrast are positively geotactic, burrow into mud, where
they ...
9
Acanthaster Planci: Major Management Problem of Coral Reefs
Subsequently, Yamaguchi suggested that the negative geotactic swimming
behavior of A. planci larvae is crucial to their widespread dispersal.945
Yamaguchi observed that Indo-Pacific coral-reef asteroids may be divided by
their ...
Charles Birkeland, John Lucas, 1990
10
Developmental Biology Research in Space
Fig. 7. Body deloading in insects. Right part: Experimental method of deloading
by a counterweight (CW); L, light source necessary for recording of the animal's
tracks. Left part: Effects of body deloading on the geotactic orientation in the stick
...
2 NEWS ITEMS WHICH INCLUDE THE TERM «GEOTACTIC»
Find out what the national and international press are talking about and how the term
geotactic is used in the context of the following news items.
Thorny-headed worms make shrimps lose their sense to smell fish …
The geotactic and phototactic responses of P. paradoxus are changed by the presence of a cystacanth. Unlike uninfected shrimps, they swim ... «BMC Pediatrics, Jan 15»
Parasites brainwash grasshoppers into death dive
Others included those linked to geotactic behaviour - the oriented movement of an organism in response to gravity. The team used an approach ... «New Scientist, Sep 05»
