Yes. It is called data privacy. Hope this helps you
Bacteria are bounded by semipermeable cytoplasmic membranes, often including aquaporins. ... The cell wall of Gram-negative bacteria (such as E. coli) is bounded by an outer lipid membrane that includes porins like those of mitochondria. The area between the outer and cytoplasmic membranes is denoted the “periplasm.”
It is midnight when the moon sets. It is 6 p.m. when the moon rises in the east. It is 9 p.m. when the moon is half way up the sky between the eastern horizon and the highest point the moon can get looking south. It is midnight when the moon is at its highest point in the sky looking south.
Take $293 and multiply that by his percentage .15. 293 x .15 = $43.95. So he earned $43.95 in commission for that laptop.