‼️GIVING BRAINLIEST‼️ A population of birds was separated into two groups during a storm one group of birds made it to the tropical rainforest on the mainland while the other group landed on an island with a much drier climate. How might each of these populations of birds change over 1000s generations based on their environment? When reintroduced, brought back together, what will determine if different groups of birds are still one species or two different species?

answer: - b cells

explanation: -

so, the b cells mediate their action by identifying the antigens present on the surface of the pathogens and then producing antibodies in return to mediate its effect.

answer: c.

explanation:

answer: national resource conservation services

national resource conservation services is the us. based approach that provides technical and financial assistance for natural resource management. nrcs society in conservation of resources by involving in activities like farmland protection, flood prevention, watershed protection, urban conservation, conserves economic and environmental conditions. it conducts soil surveys and implements the policy of natural resources management on the society.