Tibetan Terriers (often called TTs) are sometimes called a large dog in a small dog's body, because they have a personality that is more like some of the larger breeds as opposed to what might be expected from their size.he Tibetan Terrier is a medium sized (averaging 14-16 inches at the shoulder, 20-24 pounds) dog whose most dramatic physical characteristic might be the long, profuse, double coat.
nonliving A virus is a submicroscopic obligatory parasitic particle that infects cells in biological organisms. Viruses are non-living particles that can only replicate when an organism reproduces the virulent RNA or DNA.
A basic structural and functional unit for living organisms. Cell Theory: The cell is the fundamental structural and functional unit in living organisms, All cells come from pre-existing cell by division, The activity of an organism depends on the total activity of its cells. Advertisement. The number of cells in an organism can vary from _____________ depending on _______________.