the Krakatoa eruption was the most lethal on record
deadly: of an instrument of certain death; "deadly poisons"; "lethal weapon"; "a lethal injection"
One of the higher alcohols of the paraffine series obtained from spermaceti as a white crystalline solid; deadly; mortal; fatal
A recessive lethal allele kills its bearer when homozygous, whereas a dominant lethal allele kills when present in a single copy.
Involving a stimulus or effect causing death directly.
Products with this label are capable of causing death.
An abnormality of genetic origin causing the death of the organism possessing it.
lines are kept over the balancers. In these lines all the flies are either over the CyO or CyO balancer depending on the insertion chromosome. In these stocks homozygous flies (no balancer) survive rarely.
Gene Factor - certain colours (white and velvet) are not viable if homozygous for that colour (i.e. they can only exist in the heterozygous state). These colours are said to have a "lethal factor".
An allele which cause early death of the organism, generally before reproduction.
gene the effect of which phénotypique is so radical as it entails the death of the bearer. Different lethal genes can provoke the death with various stages of the development, since the fertilization up to an advanced age. These genes can be dominant, partially dominant or recessive.