A base substitution of G:C to A:T after two rounds of replication.
Answer:
The Male may bow to the female, toss and tilt his head, and lay his legs over her neck in what could only be described as a flirting manner.
I would say D. small intestine
If you want an explanation, here it is
After leaving the stomach, water is absorbed mostly in the early segments of the
small intestine, the duodenum, and the jejunum. A small portion of all water absorption occurs in the stomach and the colon: the small intestine absorbs 6.5L/day, whereas the colon absorbs 1.3L/day.