Producers make up more biomass than primary consumers because both primary and secondary consumers eat grass
Answer:
5
Explanation:
Galaxies are typically found in groups. A group is defined as a small set of galaxies (usually less than 50) that are gravitationally bound together.
The lymph vessel flows from the tissue to the lymph nodes, flow to the largest lymphatic vessel in the thorax called thoracic duct, then drain to the subclavian vein.
The lymphatic vessel is a thin tubular organ made of the endothelial cell. It has a valve like the vein to prevent backflow of lymph. Lymphatic vessel delivers the lymph through the body and has a role in the immune system.