What to Pack for the San Francisco Weather in July. While most people come packed for warm, sunny days, I recommend coming with a few long sleeved items so you have something to keep you warm as the evenings cool down. For the San Francisco weather in July, I typically wear short sleeved shirts and pants during the day. You could probably bring along some shorts too. Since it's breezy here in July, you will find it a bit too cool most of the time for shorts.
Bone marrow is the soft, flexible connective tissue within bone cavities. A component of the lymphatic system, bone marrow functions primarily to produce blood cells and to store fat. Red marrow contains hematopoietic stem cells that produce two other types of stem cells: myeloid stem cells and lymphoid stem cells. 2  These cells develop into red blood cells, white blood cells, or platelets.
Red and most white blood cells as well as platelets are produced in the red marrow. One of the other functions of marrow is producing stem cells of various types. Cartilage is another tissue found in the skeletal system and a particularly specialized one.Cartilage is critical in supporting and cushioning various parts of the skeletal system and is interesting in that it cannot heal itself in the ways that other tissues in the system can.ed and most white blood cells as well as platelets are produced in the red marrow. One of the other functions of marrow is producing stem cells of various types. Cartilage is another tissue found in the skeletal system and a particularly specialized one.