Answer:
Oil
Explanation:
Dead plankton falls to the bottom of the ocean and over centuries becomes oil from high pressure and heat
Pretty sure A. It is purple, which is lower than the other areas.
Light is absorbed by photosynthesis. The light rays are then trapped inside the lumen, in the photosystems. Then through conversion processes (calvin cycle), the plant produces glucose and gives off O2
Answer: bone marrow
Explanation: Bone marrow is the soft, spongy tissue that is located in the medullary cavities (centers) of certain large bones. Healthy bone marrow is an essential part of the body, as it contains stem cells that produce blood cells and the cells that make up the immune system.