How many circles, each with a 4-inch radius, can be cut from a rectangular sheet of
paper, measuring 16 inches x 24 inches?
(a) 6
(b) 7
(c) 8
(d) 12
(e) 24

the answer is sex-linked recessive.

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101