Sentence examples for functionally sterile from inspiring English sources

In contrast, worker larvae switch to a simpler diet consisting of pollen and sugars, which ensures that they will become functionally sterile helpers.

Following an inflexible embryonic development, newly hatched female larvae are multipotent and can develop either into short-lived functionally sterile workers or long-lived fertile queens with both organisms showing distinct phenotypic features, such as different sensory organs, hind legs, body size, ovaries, etc.16.

We developed and tested on two contentious groups — fish and oysters — genetic constructs that render the animals functionally sterile outside of hatchery conditions, but allow normal development in captivity following brief provision of a repressor compound at a particular life history stage.

Although this prohibits future mating for the males, this is not a serious disadvantage, because the spiders are sufficiently sparse that less than 20% of males ever find a potential mate during their lifetimes, and in any case, the male is functionally sterile if he has used the contents of both of his palps in the first mating.

They largely consist of two female castes: the reproductive queens and functionally sterile workers, which perform all other colony tasks in an age-associated manner [3].

However, recent studies have shown that sperm production is costly, and males can become sperm depleted (i.e. functionally sterile) at least for some period of time after mating [1], [2], [3].

Thus, the S. demissum-derived cytoplasm is also associated with functionally male sterile pollen.

It is known that clones with the D- or W/γ-type cytoplasm are functionally male sterile [ 30, 41, 42, 44– 46], so that these clones were used only as female parents, resulting in the infiltration of the common potato gene pool by these cytoplasm types [ 32].

Most hospitals are increasingly seen as "functionally effective, but sterile, cold, unsuited to the psychological needs of patients and staff," said Dr. Ulrich, who spoke by telephone from Stockholm, where he was attending the Second International Conference on Health and Design, titled "Design and Care in Hospital Planning 2000".

The processing chamber and associated containers can be provided as disposable, sterile, closed (or functionally closed) systems-quite similar to the disposable harnesses used with cell separators.

Functionally male flowers often contain a pistillode (sterile pistil).