Answer:
The mitochondrial DNA (mtDNA) is passed down from the mother to the children almost unchanged. The analysis of mtDNA has provided the forensic scientist with essential tools for determining the source of DNA that they have recovered even from small biological samples. Thus, the answer to the question above is letter B.
Explanation:
Answer:
D
carbon monoxide and nitrogen oxide
The answer is D. All living things are made up of cells
Answer:
Material A b
Explanation:
You can tell when they collide
I'm not exactly sure what your asking