Second one:
Antigens trigger the production of antibodies and antibodies destroy pathogens
Answer:
It depends on the battlefield.
Explanation:
sea going crocodile would win in the sea while jaguar would win on land.
Biome
a complex biotic community characterized by distinctive plant and animal species and maintained under climatic conditions of the region, especially such as a community that has developed to climax.
Answer:
NAD+ and FAD+
Explanation:
NAD+ and FAD+ are the electron acceptors in the breakdown pathways. As NADH and FADH2, these carriers transport high-energy electrons to the electron transport chain where the electrons power the production of ATP.