selection pressure

常見例句

Selection pressure for this efficient style of locomotion favored longer and more flexible spinal columns.
受天擇壓力，他們朝向耗能較少的移動模式演化，因而脊椎柱更長，更靈活。
The descendants of long-time urban dwellers show increased genetically-driven resistance to tuberculosis, due to evolutionary selection pressure over millennia. Christopher Intagliata reports.
長期生活在城市的居民，其后代的遺傳基因里，對肺結(jié)核的抵抗力更強。究其原因，是幾千年來城市生活進化選擇的壓力為人類所做出的貢獻。
It is likely that the genes involved, which include genes that encode neuronal ion channels, have been subject to a positive selection pressure leading to an accelerated evolution of genetic changes.
與之其進化相關(guān)的基因,包括編碼的神經(jīng)離子通道的基因，可能受到了積極的選擇壓力,從而加速了基因變化的轉(zhuǎn)變。

The human population exploded and without natural selection pressure, fecundity in the types economic activity flourished.
FORBES: Lemin Wu, Economic Growth and Why Humanity Can't Have Nice Things
Unfortunately, such promiscuous use of drugs is the best way to put selection pressure on the worms and encourage the evolution of resistant strains.
ECONOMIST: Parasitology: The risks of global worming The
Of course, low genetic variation means that selection pressure is higher.
FORBES: The Science of Tequila (Snobbery)