These are the brain, heart, kidneys, liver, and lungs. The human brain is the body's control center, receiving and sending signals to other organs through the nervous system and through secreted hormones.
For the beetle genus, see Coprini. Synapsis (also called syndesis) is the pairing of two homologous chromosomes that occurs during meiosis. It allows matching-up of homologous pairs prior to their segregation, and possible chromosomal crossover between them. Synapsis takes place during prophase I of meiosis.
Synapsis occurs (during meiosis, not mitosis) Mitosis and cytokinesis result in the formation of _____; meiosis and cytokinesis result in the formation of _____. two diploid cells . . . four haploid cells. Variation occurs when chromosomes are shuffled in _____.