Question

What fact from the passage best illustrates how DNA helps scientists identify ancient humans’ migration paths?

A
When the DNA of people on different continents matches, scientists know their ancestors’ paths crossed.

B
Specific segments of our genetic code are never altered from one generation to the next.

C
Human migratory patterns were often surprising, unpredictable, and far less direct than you might think.

D
Scientists can determine the route taken by a group’s ancestors by isolating certain strands of that group’s DNA.

Answer 1

I think it’s B parents can give genetic code to the offspring and it wouldn’t change

Answer 2

Our DNA contains stories of the ancient past, long before any written records existed. These stories add to archeological finds by telling us things like how many people likely lived in the ancient past, and when different groups of humans likely came into contact with each other.

Step-by-step explanation: