Scientists compare DNA from living organisms to identify similarities between species
Answer: Option D
<u>Explanation:</u>
The DNA content of any organism codes for its behavior and other activities, the nucleic acid is the only encryption that takes the internal code of the parents to the off springs, hence a comparison in the evolution can be done only through testing the DNA content.
The information in the DNA also tells us the evolution of species along with their relationship with each other. Thus helps in the construction of the phylogenetic tree.
Answer:
shapes of the continents look like puzzle pieces that can fit into one another
1827 is when Oxford discovers the small particles
True because the surface of the water table may vary due to seasonal change
Answer: a blacktop highway