Kyūjitai form of 染色体 (“chromosome”)

school cafeteria

sinecure (a position that requires no work but still gives a payment) / non-essential work/duties; unimportant work

stroke, style of drawing or writing

eat alone

eating alone; a solitary meal

one's real character

(slang) display of affection between girls or women as a means to attract or excite the audience; stage gay

a female given name

a lily