Jean Harlow "the Blonde __ of Filmdom"
This page is the CodyCross answer for the clue below from Science Lab, Group 317, Puzzle 4 (Chloroplasts).
Question is: Jean Harlow "the Blonde __ of Filmdom"
and the answer is: BOMBSHELL
Word Meaning:
BOMBSHELL — (historical) Any grenade, mortar shell, or artillery shell (hollow metal object) containing a charge that can explode.
Definitions from Wiktionary.