Answer:
Cardiac Muscle
Explanation:
Your heart is a cardiac muscle so, any muscle related to the heart is a cardiac muscle.
Carbonized remains are thin, approximately two-dimensional films of carbon preserved on a flat surface of rock. They are most often black in color, reflecting the fact that they composed mostly of carbon (as is coal, which is also black in color). Most fossils that exhibit “soft part” preservation are carbonizations.
I would say the answer is the Carbon remains of the original organism.
Explanation:
due due to their size they are small and single celled....!!
The Gerobatrachus hottoni is most likely to be a phylogenic fossil.