Explanation:
The cell must be lysed (broken open) to release the nucleus. the nucleus (if present) must also be open to release the DNA. at that point the DNA must be protected from enzymes that will degrade it, causing shearing. [[ once the DNA is released, it must then be precipitated in alcohol...]
Answer:
Sand
Explanation:
Space, water, energy, and air are all needed for an organism to survive. Sand is just somewhere an organism could accustom to live in that environment.
Two eukaryotic animal cell organelles that have similar roles to human organs is mitochondria and lysosome. The mitochondria is like the small intestine, it converts food into nutrients needed for the cell. The lysosome is like the stomach, it breaks down the food we consume.