1) Complete the sentences below.

All living organisms have
from a common ancestor.

This process has taken
of years.

provide evidence for evolution.

These are the
of plants or animals that died long ago, which have turned to
of years.

Pls help ASAP! I’ll give brainiest

a physical change is being made.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.