Branching Tube Sponges Are Usually a __ Color

This page is the CodyCross answer for the clue below from Paris, Group 258, Puzzle 1 (Place De La Bastille).

Question is: Branching Tube Sponges Are Usually a __ Color

and the answer is: YELLOW

Word Meaning:

YELLOW — The color of sunflower petals and lemons; the color obtained by mixing green and red light, or by subtracting blue from white light; the color evoked by light of wavelength around 580 nm; one of the three primary colors in subtractive color systems.

Definitions from Wiktionary.

Branching tube sponges are usually a __ color — CodyCross Answer | CodyCross Solutions