Question

what 4 things do all cells have in common?

Explanation:

All cells have a cell membrane that regulates what enters and leaves the cell. They contain genetic material (DNA or RNA) for inheritance and protein - synthesis instructions. Cytoplasm is present, a gel - like substance where many cellular processes occur. Ribosomes are also found in all cells as they are essential for protein synthesis.

Answer:

Cell membrane, genetic material, cytoplasm, ribosomes.