Genetucally modified crops can contain DNA frkm two diffrent species
The best example of a solution is seawater since seawater is a mixture of both salt and water mixed together.
Coelom: fluid-filled body cavity lined with mesoderm
or coelomates: fluid-filled body cavity completely lined with cells from the mesoderm that separates digestive tract from the outer body wall, two openings for digestive system
