Explanation:
Igneous rock is formed through the cooling and solidification of magma or lava.
Answer:
The answer is C - The part underwater
Assuming that you are making the two chromosomes as homologous pairs. You would need to make the two chromosomes relative size because they represent the same genes. One chromosome is from the mom and the other from the dad. If you are making chromosomes for one person they can vary in sizes.
Answer:
C. The DNA fragments travel at different speeds through the gel.