If by buffer you mean dilute or cancel out a 12 ph level is a base so you need to add the equal and opposite amount of acid to it....kind of like how -1+1=0
hope this helps im learning about this too!
Answer:
A. Medium
Explanation:
The offspring would get a mix of both of the traits.
<u>Answer</u>: A) Africa and South America only
As shown in the map, the fossil evidence suggests that Cynognathus lived on the modern day continents of South America and Africa. Thus, from this distribution and the fragmentation of the ancient landmass into today's continents, result in the distribution of Cynognathus offspring species also only within the continents of Africa and South America.