Question

The locations of molecules A and B at the beginning of the experiment are shown. Which statement best describes what was observed when the setup was examined 20 minutes later?

1. Molecule A remained inside the artificial cell and molecule B remained outside. 2. Only molecule A was found both inside and outside the artificial cell.
3. Only molecule B was found both inside and outside the artificial cell.
4. Both molecules A and B were found inside and outside the artificial cell.

Answer 1

- Molecule A is smaller than molecule B.

- Molecule B has an electrical charge.

- They could be different sizes.

- size of the molecule

- One is a sugar or monosaccharide and the other is a starch or polysaccharide.

Answer 2

3. Only molecule B was found both inside and outside the artificial cell.

Step-by-step explanation: