lethals

英

美

(lethal 的复数) a. 致命的
n. 致死因子
lethal的复数

双语例句

• Rearing male silkworm only can be realized by using silkworm variety with lethals balanced on sex chromosome, but the current commercial silkworm varieties are lack of the sex controlled genes located on these special lines, so that people can not control their sex artificially.
  利用家蚕性连锁平衡致死系可实现专养雄蚕的目的。但现行蚕品种缺乏平衡致死系的性别控制基因，不能人为控制性别。
• With cysteamine pre-treatment, decreased yields of dominant lethals were obtained in spermatocytes, spermatids and in spermatozoa.
  用半脘氨预先处理，在精母细胞，精子细胞和精虫内均可使显性致死突变值下降。