نتایج جستجو برای: queen elisa

تعداد نتایج: 51569  

Journal: :Journal of theoretical biology 2007
Anindita Bhadra Priya L Iyer A Sumana Sujata A Deshpande Saubhik Ghosh Raghavendra Gadagkar

Queens in primitively eusocial insect societies are morphologically indistinguishable from their workers, and occupy the highest position in the dominance hierarchy. Such queens are believed to use aggression to maintain worker activity and reproductive monopoly in the colony. However, in the primitively eusocial wasp Ropalidia marginata, the queen is a strikingly docile individual, who interac...

2004
Nicolas Châline Stephen J. Martin

Nepotism is an important potential conflict in animal societies. However, clear evidence of nepotism in the rearing of queens in social insects is limited and controversial. In the honey bee, Apis mellifera, multiple mating by queens leads to the presence of many patrilines within each colony. When the colonies reproduce through swarming, workers rear a number of new queens, only a few of which...

Journal: :Calathu: Jurnal Ilmu Komunikasi 2023

The presence of TikTok as a social media, well content distribution platform, creates new internet celebrities. Through the work post-based virality logic, allows its users to gain popularity through accumulation audience interaction (engagement) from each uploaded content. Ravellio Bahri is one celebrities whose has skyrocketed because his unique profession Drag Queen that challenges dichotomo...

Journal: :Neophilologus 2022

Abstract Queens were important figures within the court communities of pre-Norman England, their status defined by relationship to king, whether as queen-consort, queen-mother, queen-regent, or queen-dowager. These positions with an attendant degree prestige and authority, but a vulnerability vicissitudes king’s fortunes. Often this would lead periods exile from community. Such exiled queens co...

Journal: :The American naturalist 2014
Martin H Kärcher Francis L W Ratnieks

Worker honeybees, Apis mellifera, police each other's reproduction by killing worker-laid eggs. Previous experiments demonstrated that worker policing is effective, killing most (∼98%) worker-laid eggs. However, many queen-laid eggs were also killed (∼50%) suggesting that effective policing may have high costs. In these previous experiments, eggs were transferred using forceps into test cells, ...

Journal: :Genetics and molecular research : GMR 2013
D A De Souza M A F Bezzera-Laure T M Francoy L S Gonçalves

There has been much speculation about which phenotypic traits serve as reliable indicators of productivity in queen honeybees (Apis mellifera). To investigate the predictive value of queen body weight on colony development and quality, we compared colonies in which queens weighed less than 180 mg to those in which queens weighed more than 200 mg. Both groups contained naturally mated and instru...

2014
Luke Holman Dezene Huber

Queen pheromones are chemical signals produced by reproductive individuals in social insect colonies. In many species they are key to the maintenance of reproductive division of labor, with workers beginning to reproduce individually once the queen pheromone disappears. Recently, a queen pheromone that negatively affects worker fecundity was discovered in the bumblebee Bombus terrestris, presen...

2001
S. S. SCHNEIDER

Temporary polygyny (the presence of multiple queens) occurs in honeybee colonies when virgin queens (VQs) are reared for reproductive swarming or queen replacement. During these events, workers perform vibration signals on queen cells and emerged queens, and these signals may influence which VQ becomes the new laying queen of a colony. We examined the role of vibration signals during queen comp...

2009
Simon Weber

Algorithms: Backtracking This algorithm searches through all possible placements of queens until it finds a valid one. It starts by placing one queen in the first column and first row, then tries to place the other queens so that they do not conflict. Once there is no possible place to put a queen, it pulls the current queen off the board and tries the previous queen in its next row. The order ...

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