Answer:
It increased their life expectaion.
Explanation:
It says it on the graph.
Answer:
Early land animals had both lungs AND gills, and their bodies consisted of few hard parts. Meaning they lacked things like an exoskeleton for instance. Animals today have either lungs OR gills and many have protecting hard parts of their bodies.
Explanation:
Answer:
I belive the answer is C or D
Explanation:
Parkinson's disease
<span>Parkinson's disease results from deterioration of brain's nerve cells</span>