生物 せいぶつ がく てき応答 おうとう調節 ちょうせつ物質 ぶっしつなら
seibutsu gakuteki ōtōchōsetsubusshitsunara

Noun
Da Copula

The "-nara" conditional form ("if/when…") of 生物学的応答調節物質

1. If/when biological response modifier:; If/when a substance that regulates biological responses:

Nara Conditional