Sentence examples for point of fertilization from inspiring English sources
For instance, females of the yellow dung fly Scathophaga stercoraria influence the traffic of sperm stored in the spermathecae to the point of fertilization [ 17, 29, 76] while in certain drosophilid groups females actively eject or 'dump' sperm [ 67].
From the male's point of view, fertilization should be quick and instantaneous thereby maximizing fertilization success while minimizing the risk of sperm mortality and sperm competition.
From the point of assessment of fertilization to being donated for research, all oocytes were maintained in 20 µl drops of cleavage medium under oil (SAGE; Cooper Surgical, Trimbull, CT, USA) at 37°C in 5% O2, 6%CO2 balanced with nitrogen.
Soils with the largest relative fertility increase received the maximum of 8 points and soils with little influence of fertilization received 1 point.
After selection of fertilized eggs, exposure experiments were started at a time point of 2 h post fertilization (hpf) in ISO water for 24 h with an ENP concentration of 100 μg element/L which is below the respective EC50 values (data not shown).
This strongly suggests the presence of a deleterious mutation (or a cluster of tightly linked embryo viability loci), revealed by inbreeding, that influences the fitness of the F2 zygotes at some point between fertilization and the age of 10 years (as the tissues sampled for DNA extraction were taken from 10-year-old trees).
The presence of a gametophytic self-incompatibility barrier was used to dissect the molecular events occurring at precise time points following pollination and fertilization since it enables synchronization of fertilization.
This "formation-by-fertilization" misconception, first reported by Smith (1991), can severely impede students' ability to understand the main point of meiosis (to generate gametes for later fertilization steps).
From an anthropological and even an aesthetic point of view, the expo demonstrated cross-fertilization.
The result was a complete absence of fertilization.
Improving stem quality increased the economic benefit of fertilization.
