Bone marrow: The soft blood-forming tissue that fills the cavities of bones and contains fat and immature and mature blood cells, including white blood cells, red blood cells, and platelets. Diseases or drugs that affect the bone marrow can affect the total counts of these cells.one marrow: The soft blood-forming tissue that fills the cavities of bones and contains fat and immature and mature blood cells, including white blood cells, red blood cells, and platelets. Diseases or drugs that affect the bone marrow can affect the total counts of these cells.
hooks (left) and loops (right). Velcro is a brandname and trademark owned by the Velcro Companies for hook-and-loop fasteners. Hook-and-loop fasteners have a hook side, which is a piece of fabric covered with tiny hooks, and a loop side, which is covered with even smaller and hairier loops.
Velociraptor (/vÉ¨ËlÉsÉ¨raeptÉr/ ; vÉ¨ËlÉsÉ¨rÃ¦ptÉr meaning swift) seizer is a genus of dromaeosaurid theropod dinosaur that lived approximately 75 to 71 million years ago during the later part of The Cretaceous. Period two species are currently, recognized although others have been assigned in the. past