An experiment is designed so that you can observe the differences between the experimental group and the

Control group

Explanation:

A controlled experiment is one in which a control group is used to compare with an experimental group in a test of a causal hypothesis. The control group is the group that, on an experimental level, is subject to pretest and posttest, but not to treatment or intervention. Thus, the control group differs from the experimental group only in the absence of intervention or impact of the experimental (independent) variable, or its manipulation being equivalent from the point of view of sampling to the experimental group.

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.

meiosis is the correct answer