A normal sequence in the DNA code CCG -TTG-CAT. it turns out after 20 years of smoking, the same individual's code is now CCG-ATC-GCAT... what happened to the original code

Abanana plant produces rhizomes, which are involved in?

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?