Certification. If a sonographer has obtained education through a college or university, the sonographer must pass an exam in order to get their certification. Some states require that ultrasound technicians be licensed, which requires them to hold current certification.
diploid â(not comparable) (cytology) Of a cell, having a pair of each type of chromosome, one of the pair being derived from the ovum and the other from the spermatozoon. Most somatic cells of higher organisms are diploid.
State which cells in the human body are diploid cells differ from each other. State which cells in the human body are diploid and which are haploid. Haploid cells: Gametes, egg and sperm (contain a single set of chromosomes). Diploid cells: Somatic cells (one from each parent). List the phases of meiosis I and meiosis II and describe the events characteristic of each phase.