Answer:
A human heart is roughly the size of a large fist.
Explanation:
but the size varies according to an individual's age, health and size. The heart weighs 7 to 15 ounces.
The increased temperature melts glaciers, ice caps etc. and thus increases the sea levels
1- Paleozoic era
2- mesozoic era
3- Cenozoic era
<span>They are clones of the parent plant.!</span>
