Н
НЕСЕН
н
Н
СЕН
н
н н
н-с-с-с C-C-H
н-с-с-с-н
Hн
Hн
Н
и н н
The 2 molecules shown above are are examples of:
Select one:
O a. Structural isomers
O b. Geometric Isomers
Ос. Enаntіomers
In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -