To sign the word “biological,” use the sign for “bio” (making a fist and tapping your chest twice) and then the sign for “logical” (extending your index finger and making a circular motion near your temple).
how to sign the word biological
The ASL sign for "Biological": use the sign for "bio" (making a fist and tapping your chest twice) and then the sign for "logical" (extending your index finger and making a circular motion near your temple). Quick step-by-step guide for ASL learners and parents.