Results 81 to 90 of about 2,978,590 (198)

Parental sex allocation and sex-specific survival drive offspring sex ratio bias in little owls

, 2019
: Although biased offspring sex ratios are common in species with sexual size dimorphism, the proximate causes are often unresolved. This is because two general mechanisms operating in different ways and in various periods of reproduction can lead to the
Jacobsen, Lars Bo, Erbes, Joscha, Hurst, Johanna, Fischer, Jochen, van Harxen, Ronald, Kneule, Werner, Möbius, Leander, Humbel, Jolanda, Fritz, Gerhard, Schuch, Siegfried, Michel, Vanja T., Stroeken, Pascal, Naef-Daenzer, Beat, Keil, Herbert, Grüebler, Martin U., Schneider, Dieter, Perrig, Marco, Fattebert, Julien, Michels, Heinz, Hoos, Bernd, Geiger, Barbara, Tschumi, Matthias, Rößler, Philip   +22 more
core   +1 more source

Diapause and sperm storage underpin female migration strategies in hoverfliesDiapause and sperm storage underpin female migration strategies in hoverflies [PDF]

Royal Society Open Science
Sex-specific traits often involve trade-offs between survival and reproduction. The oogenesis-flight syndrome is a female-specific trait allowing energy reallocation from reproductive development towards the demands of long-distance flight.
Oliver M. Poole, Antonín Hlaváček, Andrew C. Matthews, Marek Jankásek, Radek K. Lučan, Toby D. Doyle, Jaimie C. Barnes, Jiří Hadrava, Karl R. Wotton   +8 more
doaj   +1 more source

Teachers' perceptions of gender bias in the classroom [PDF]

, 2001
Plan BThe term gender inequality encompasses many areas, however for many years gender equity in education has been a much-debated topic. Much research has been conducted on student perceptions of gender bias in the classroom, however research regarding ...
Kosmerl, Katherine M.
core  

Aging differentially alters the transcriptome and landscape of chromatin accessibility in the male and female mouse hippocampus

Frontiers in Molecular Neuroscience
Aging-related memory impairment and pathological memory disorders such as Alzheimer’s disease differ between males and females, and yet little is known about how aging-related changes in the transcriptome and chromatin environment differ between sexes in
Jennifer M. Achiro, Yang Tao, Fuying Gao, Chia-Ho Lin, Marika Watanabe, Sylvia Neumann, Giovanni Coppola, Douglas L. Black, Kelsey C. Martin, Kelsey C. Martin   +9 more
doaj   +1 more source

Fawn Sex Ratio Bias R Code

R Code associated with the publication: Testing secondary sex ratio bias hypotheses in white-tailed deer in ...
Melanie Boudreau (13960536)
core   +1 more source

Sex parity in stimulation of murine lymphocyte trafficking in response to fever-range systemic thermal therapy

International Journal of Hyperthermia
Murine preclinical studies established that hyperthermia regimens stimulate immunity by mobilizing lymphocyte homing to lymph nodes and tumors. Enhanced lymphocyte trafficking during fever-range systemic thermal therapy (FR-STT) is driven by interleukin ...
Michelle M. Appenheimer, Arwen A. Tisdale, Daniel T. Fisher, Han Yu, Elizabeth A. Repasky, Sharon S. Evans   +5 more
doaj   +1 more source

Sex-bias tests for a two-epoch demographic model.

, 2019
Each plot is a demographic model with time on the x-axis and effective population size on the y-axis. For a two-epoch model, there are three possible X-chromosomal models, one for each sex-bias scenario: Model 0 has no sex-bias (p = 0.5), Model 1 has a ...
Shaila Musharoff (475950), Carlos D. Bustamante (7456511), Suyash Shringarpure (92328), Sohini Ramachandran (36819)   +3 more
core   +1 more source

Epigenetic Mechanisms Underlying Sex Differences in Neurodegenerative Diseases

Biology
Neurodegenerative diseases are characterized by profound differences between females and males in terms of incidence, clinical presentation, and disease progression.
Andrea Stoccoro
doaj   +1 more source

Sex bias in ASAT?

, 1984
Master of EducationSince 1977 when the Australian Scholastic Aptitude Test was first used in the ACT as a moderating device, there have been differences in the average performance of males and females on the test.
Adams, Raymond J. (1959-)
core  

Income growth and gender bias in childhood mortality in developing countries: [PDF]

"With poverty studies having shifted their focus from household poverty to individual poverty, a number of studies have started to examine intrahousehold resource allocation, especially gender bias within the household as potential causes of poverty. The
Ueyama, Mika
core