chromatid

At anaphase the dicentric chromatid will form a bridge and the acentric a fragment, both of which can be scored.

在后期双着绿点体将形成桥，无着绿点体体形成断片，此两者均可记录下来。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条体由对体构成，这两条联合体称为四分体。

Diplotene In MEIOSIS, the stage in late PROPHASE I when the pairs of chromatids begin to separate from the tetrad formed by the association of homologous chromosomes.

双线期：在减数第次分裂前期中靠后阶段。

Human Peripheral blood exposed with tritiated water at variousdoses for 54 hr was examined to observe the chromosome and chromatid abe-rrations at metaphases in the first mitosis of lymphocytes.

将人体外周血在不同剂量氚水中培养54小时,观察到淋巴细胞第次有丝分裂中期体型及体型畸变。