What is the common name of the bulge (or projection) at the front of throat in grown up boys ?
What is Adam's Apple ? Which of the two usually have an Adam's Apple : grown up boys or grown up girls ?
(a) What is the effect of a larger voice box in grown up boys ?
(b) What is the effect of a smaller voice box in grown up girls ?
State one change in the body shape of grown up boys and one change in the body shape of grown up girls which makes them look different.