遺伝子: gene

井手: (archaic) A dam used to divert water for irrigation.

Come! (used to verbally urge the addressee when calling them closer)

井手: a surname

(Classical Japanese) Attaches to the 未然形 (mizenkei, “irrealis or incomplete form”) of verbs to form the negative conjunctive, equivalent to modern ないで (-naide).

winter

freely; as much as one wants

liked, favorite

fondness, favor, favour

like to / enjoy / be fond of