Sentence examples for copulation in a from inspiring English sources
injection of DA or NE inhibited copulation in a dose-dependent manner.
Systemic injections of yohimbine, an α2-noradrenergic antagonist, modulated copulation in a bimodal manner depending on the dose injected.
Previous experiments [11], [45] confirmed that virtually every sexually mature female from the LH population will complete a first copulation in a span of less than 2 hours if put in the presence of males.
(A ) Percentage of males achieving copulation in a 30-min observation period.
In the Australian N. edulis the dominant male will increase the frequency of copulation in a competitive situation [ 29].
Thus, because of the takeover or disruption of efficient sperm transfer, males in male-biased sex ratio may decrease the amount of sperm transfer and finish the copulation in a shorter duration.
An aphrodisiac spray of blood leads to copulation in an alley, and hey presto, Eve is the result, with only the unfortunate after-effect that, magic-realist style, her mother's experience became imprinted on the foetus, producing a child entirely covered with hair.
In aggression assays, mutant males insert parts of the courtship ritual (singing and attempted copulation) in an experimental situation in which only aggression should be seen.
This finding is consistent with the higher number of inseminations per individual in larger groups and provides the first experimental evidence for the efficient distribution of copulations in a simultaneous hermaphrodite.
The RI index, in which a value of 0 indicates 100% circling or copulation in outcrosses and a value of 1 indicates a complete lack of circling or copulation, was significantly positively correlated with amino acid pairwise distance for the full and terminal repeats of MMR-B (Pearson's product moment correlation coefficient, p < 0.01).
This promiscuous system of communal laying across several nests and extensive extra-pair copulation results in a high degree of parental uncertainty and effective cooperative care.
