Someone who has the blood type ab had parents with genes.
incomplete dominant
codominant
heterozygous
homozygous

this is true, assuming that the allele is completely recessive and incomplete dominance is not a factor.

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.