After two halves, how much of the original material has decayed? 25 percent
50 percent
75 percent
100 percent

The correct answer is a. we know this because n (hap) + n (hap) = 2n (dip).

Ifound this information on google “yes. they have a mouth and brain at one end and an anus at the opposite end. what characteristics distinguish an annelid from other worms? annelids have segmented bodies and a coelem which is a tube filled with fluid and contains most of the organs.“ i hope it you