Draft a letter to your representative asking the previous questions. Ask if your representative feels satisfied with what he or she has achieved by being a member of Congress. Would he or she recommend becoming a member of Congress as a goal for a middle school student today?

substitution is the answer in this case

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.

the principle of segregation describes how pairs of gene variants are separated into reproductive cells. from his data, mendel formulated the principle of segregation. we now know that the segregation of genes occurs during meiosis in eukaryotes, which is a process that produces reproductive cells called gametes.