Answer:
number 3 is carbon dioxide.
The lymphatic system is an important part of the immune system. The lymph nodes filter lymph fluid as it flows through them, trapping bacteria, viruses, and other foreign substances, which are then destroyed by special white blood cells called lymphocytes. Bone marrow.
Answer:
tbh pot roast, prime rib and blade steak are your best options
The natural selection process applies majorly inside back species wether than between species.