Keep in mind that properly vented ventilation fans also suck a lot of heated air out of your house. A remedy is to install a heat-exchange ventilator fan. These fans use warm, outgoing air to heat cooler, incoming replacement air.
The size of a typical bacterial cell is 0.5-5.0 micrometers, a average human cell is 10 micrometers. 8 people found this useful.
The main difference between viruses and bacteria is that viruses are packets of genetic material and cannot survive on their own, while bacteria are single-celled organisms th â¦ at can.Bacteria take in nutrients, expel waste, grow, and reproduce (multiply).ne major difference between viruses and bacteria is the method of reproduction. Bacterium is a completely self-contained and self-reproducing unit. When the time is right, bacterium will split its DNA and RNA genetic material in two.