Hematopoiesis refers to the formation of blood cells within the red marrow cavities of certain bones

True

Explanation:

Hematopoiesis is the production of every types of blood cells as well as blood plasma. Simply put we can define this as the way through which blood cells are manufactured by the body. This process happens in different body organs and tissues like the liver and spleen. In humans, it starts from the yolk sac, to the liver and then bone marrow.

we need additional information in order to determine the cause of death for anna garcia. there are at least 3 things with explanation included as to why we need them are as follows:

the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.