Red bone marrow belongs to the lymphatic system. While it is housed within bone all lymphocytes develop in bone marrow as well as use it as a conduit for the cells to begin circulation. Hematopoieses happens here were marrow-derived stem cells differentiate (choose what they will become) into either fully mature cells of the immune system or precursors ( will change later) that travel out of the bone marrow. Bone marrow produces: B cells, natural killer cells, granulocytes and immature thymoctyes, red blood cells and platelets.
Answer: The rate that plants and other photosynthetic organisms produce compounds
Explanation: Just took it
The answer is niche. Niche is the role and position of species in the environment. Thus, bird’s role as it eats seeds is the example of niche. Habitat is an area inhabited by a particular species, so bird's role cannot be habitat. Parasite is an organism that lives on/in another organism (host) at the expense of the cost. Also, predator eats its pray. If a bird eats seeds, it is not parasite or predator.
Answer:
C.
Explanation:
Photosynthesis: reactants are CO2 and H20
products are O2 and Sugar
Cellular respiration: reactants are O2 and Sugar
products are C02 and H20
so they are swapped