Relate locard's principle of exchange to trace fiber evidence.

Did you know that a blue wales tongue weighs more than an elephant?

The diagram shows a chicken embryo and a human embryo

Will ! a cell containing a 3% sucrose solution is placed into a beaker containing a 7% sucrose solution. assume the cell’s membrane is permeable to water, but not permeable to the sucrose. where will the water diffuse? explain.