English Dictionary

macronucleus

名詞

(biology) The larger of the two nuclei present in ciliate protozoans; it controls the nonreproductive functions of the cell.

日本語の意味

繊毛虫など、一部の原生動物に見られる、細胞の非生殖機能を制御する大核（大きな核）のこと

Under the microscope, the macronucleus of the Paramecium appeared to control the organism's daily cellular activities.

顕微鏡で観察すると、ゾウリムシの顕在核がその生物の日常的な細胞活動を制御しているように見えた。

意味（1）

(biology) The larger of the two nuclei present in ciliate protozoans; it controls the nonreproductive functions of the cell.

These binucleated forms have one macronucleus functional and another sexual micronucleus which is not functional in the ordinary life processes of the species.

macronuclei （ plural ）