GERM PLASM By N., Sam M.S. - 1 1. Cytoplasm in the egg cell giving rise to germ cell during development. 2. Hereditary material passing unchanged from one generation to the next. Now called DNA. GERM PLASM: "Germ plasm was described by August Weismann." Related Psychology Terms Piaget’s Theory of Cognitive Development Terms of Service ADOLESCENCE (Theories) READABILITY RESEARCH LEARNING ADDS CHILD PSYCHOLOGY Counselor's Role in Emergency Teams CLINICAL PSYCHOLOGY Dissociative Identity Disorder OBJECT RELATIONSHIP Cite this page: N., Sam M.S., "GERM PLASM," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/germ-plasm/ (accessed October 1, 2022).