does this an suggest evolutionary relationship? explain how these embryos can be used as evidence of a common ancestor between each of these six organism​

What feature of cell theory is best demonstrated in the image

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”

You are given an electron micrograph of a bacterial cell. in the micrograph you can clearly see three thin layers of different densities surrounding the cell. based on the micrograph, you can infer that this cell is and would appear after application of the gram stain procedure. gram-negative / pink gram-positive / purple gram-positive / pink gram-negative / purple