After modification: Chapter 334 Base

"I see, thank you Daoist. Have a cup of water."

Li Cheng nodded, then picked up the teapot on the table and poured a cup of water for the Daoist youth.

The Daoist youth was taken aback for a moment, but still took the cup, sipped it politely, then put it down and left, closing the door behind him.

Li Cheng stood in place, and after a few seconds, when the footsteps faded away, he immediately rushed forward and carefully scraped the inner wall of the cup used by the Daoist youth with a cotton swab.

"Bro, what are you doing?" Zheng Yi was startled.

"He's collecting DNA."

Yuan Zhixia calmly watched as Li Cheng took out a battery, DNA sequencer, centrifuge, and other devices, and began testing on the spot.

These instruments were high-end goods Li Cheng had brought from the high tower, only clad in the shell of Earth products, significantly shortening the genetic sequencing time.

"Hmm? The people of this world are six-base organisms?"