The correct option is C.
Roundworm belongs to the kingdom animalia and to the phylum nematoda. It has round, unsegmented, smooth and thin body which can grow to the maximum of four feet in length. It has a bilateral symmetry. A roundworm has no skeleton and it reproduces sexually.
Answer: Glycogen
Explanation: Glycogen is a polysaccharide of glucose. It serves as a form of energy storage in fungi as well as animals and is the main storage form of glucose in the human body. In humans, glycogen is made and stored primarily in the cells of the liver and the muscles.
The most massive part of the atom is the NUCLEUS which has a POSITIVE charge.
(That's why we have electrons to balance the charge)
I hope this helps!
Yes it is true because after many years of water or wind eroding away at the rock will cause it to break up into tiny pieces