This process may be facilitated in a group setting, where additional aspects of problems are revealed through interaction with others. Kinds of humanistic existential psychotherapy are client-centered therapy, existential therapy, and Gestalt therapy. Also called existential humanistic psychotherapy.
During S phase the amount of DNA in the cell doubles because chromosomes are duplicated. As a result, the amount of DNA found in a cell in G2 is significantly higher than that of a cell in G1.
Introduction. Chromosomal DNA replication occurs during a phase of the cell cycle known as the S phase. Although the length of the S phase can vary significantly between different cell types, several absolute controls exist that dictate when and how many times in a cell cycle DNA replication can occur.