I'm really sure that the answer is B
D. seems the most probable since plastic is barely biodegradable.
Atomic mass - atomic number = neutrons
126.9 - 53 = 73.9 = 74 neutrons
Answer:

Cell wall : Plant cells have a cellulosic cell wall, which is absent in the case of animal cells.
The plasma membrane serves as the outermost boundary for an animal cell.
Answer:
Dragon
Explanation:
Draco's name comes from the Latin for the dragon, and Draco is also another constellation named by astronomer Ptolemy.