It’s all of them(birth rate, death rate, immigration, emigration, disease, competition and predation, human activity, and natural disasters and occurrences) all of them are right.

They all do

Birth Rate- Increase

Death Rate- Decrease

Immigration- Increase

Emigration- Decrease

Disease- Decrease

Competition- Decrease

Human Activity- Increase

Natural Disasters- Decrease

Explanation:

this protocol provides a detailed procedure for agarose-based ip to purify and enrich the protein of interest.

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.