Phagocytes, like neutrophils, are typically the first responders & most abundant in the bloodstream during acute (usually short-term) infections. They stimulate the inflammatory response.
Thr other options are more for specific immunity that take longer to work.
From molecule, cells, tissue,organ, organ system,organism
And from organism to the population, community, ecosystem, and biosphere :)
Answer:
because they were in the deep ocean where theres no plants
1.order carnivora (meat eaters)
2.order cetacea (whales and purpoises)
3.order chiroptera (bats)
4.order edentata (toothless mammals
5.
6.