Question

this contraction occurs helps the audiologist further determine the extent of hearing impairment"

Answer 1

HIIII.....

SEEEE

HERE....

Sleep movements, known to botanists as “nyctinasty,” are especially common in certain plants of the bean family (Fabaceae). At sundown, the leaves of these plants fold up or droop down. ... At the base of every leaf and every leaflet lie swollen, hinge-like structures called pulvini (singular: pulvinus).