PSYC 100 Chapter Notes - Chapter 14: Synaptogenesis, Myocyte, Asymmetrical Tonic Neck Reflex

• School: Queen's University
• Department: Psychology
• Course: PSYC 100
• Professor: Caroline F Pukall

Document Summary

Conception takes place when a single sperm from a male fuses with an ovum from a female, marking the beginning of the first stage of development. Conception takes place when a single sperm from a male fuses with an ovum from a fem ale, marking the beginning of the first stage of development. Germinal period: the first two weeks after the sperm and egg unite. Gamete: a mature male or female cell used for reproduction. Haploid: having one set of chromosomes instead of the usual complement of two. Zygote: a single new cell formed at conception. Diploid: a cell containing both sets of chromosomes. During the germinal period, the zygotic cell divides multiple times, creating numerous identical copies that hold together in a spherical shape every cell in your body contains exactly the same dna. Epigenetic modification leads to some genes being turned on and others being turned off.